diff --git a/osbase/blkio/blkio.go b/osbase/blkio/blkio.go
index d0b7174..a4669ab 100644
--- a/osbase/blkio/blkio.go
+++ b/osbase/blkio/blkio.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package blkio
 
 import (
diff --git a/osbase/blockdev/blockdev.go b/osbase/blockdev/blockdev.go
index 9cf4ee2..a8d55cb 100644
--- a/osbase/blockdev/blockdev.go
+++ b/osbase/blockdev/blockdev.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package blockdev
 
 import (
diff --git a/osbase/blockdev/blockdev_darwin.go b/osbase/blockdev/blockdev_darwin.go
index 725c3a5..46fa1ce 100644
--- a/osbase/blockdev/blockdev_darwin.go
+++ b/osbase/blockdev/blockdev_darwin.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build darwin
 
 package blockdev
diff --git a/osbase/blockdev/blockdev_linux.go b/osbase/blockdev/blockdev_linux.go
index 7bc31fd..b8fb558 100644
--- a/osbase/blockdev/blockdev_linux.go
+++ b/osbase/blockdev/blockdev_linux.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build linux
 
 package blockdev
diff --git a/osbase/blockdev/blockdev_linux_test.go b/osbase/blockdev/blockdev_linux_test.go
index 31aa827..9cbf027 100644
--- a/osbase/blockdev/blockdev_linux_test.go
+++ b/osbase/blockdev/blockdev_linux_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build linux
 
 package blockdev
diff --git a/osbase/blockdev/blockdev_test.go b/osbase/blockdev/blockdev_test.go
index df4e8ae..9fc301a 100644
--- a/osbase/blockdev/blockdev_test.go
+++ b/osbase/blockdev/blockdev_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package blockdev
 
 import (
diff --git a/osbase/blockdev/blockdev_windows.go b/osbase/blockdev/blockdev_windows.go
index 9e3d51c..4541076 100644
--- a/osbase/blockdev/blockdev_windows.go
+++ b/osbase/blockdev/blockdev_windows.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build windows
 
 package blockdev
diff --git a/osbase/blockdev/memory.go b/osbase/blockdev/memory.go
index cf5e21d..72a3cb9 100644
--- a/osbase/blockdev/memory.go
+++ b/osbase/blockdev/memory.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package blockdev
 
 import (
diff --git a/osbase/bootparam/bootparam.go b/osbase/bootparam/bootparam.go
index 240abf3..86f6871 100644
--- a/osbase/bootparam/bootparam.go
+++ b/osbase/bootparam/bootparam.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package bootparam implements encoding and decoding of Linux kernel command
 // lines as documented in
 // https://docs.kernel.org/admin-guide/kernel-parameters.html
diff --git a/osbase/bootparam/bootparam_test.go b/osbase/bootparam/bootparam_test.go
index d864523..97711fd 100644
--- a/osbase/bootparam/bootparam_test.go
+++ b/osbase/bootparam/bootparam_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // If this is bootparam we have an import cycle
 package bootparam_test
 
diff --git a/osbase/bootparam/params.go b/osbase/bootparam/params.go
index bbb4fae..e90bde7 100644
--- a/osbase/bootparam/params.go
+++ b/osbase/bootparam/params.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package bootparam
 
 import (
diff --git a/osbase/bootparam/params_test.go b/osbase/bootparam/params_test.go
index c76dd88..85cf22a 100644
--- a/osbase/bootparam/params_test.go
+++ b/osbase/bootparam/params_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package bootparam
 
 import "testing"
diff --git a/osbase/bootparam/ref/ref.go b/osbase/bootparam/ref/ref.go
index cf16b09..bb2e844 100644
--- a/osbase/bootparam/ref/ref.go
+++ b/osbase/bootparam/ref/ref.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package ref provides the reference implementation for kernel command line
 // parsing as present in the Linux kernel. This is a separate package and
 // not part of the bootparam tests because Go does not let you use cgo in
diff --git a/osbase/bringup/bringup.go b/osbase/bringup/bringup.go
index 5095bfb..6373b64 100644
--- a/osbase/bringup/bringup.go
+++ b/osbase/bringup/bringup.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package bringup implements a simple wrapper which configures all default
 // mounts, logging and the corresponding forwarders to tty0 and ttyS0. It
 // then configures a new logtree and starts a supervisor to run the provided
diff --git a/osbase/bringup/panichandler.go b/osbase/bringup/panichandler.go
index 89cae68..9b6c3e6 100644
--- a/osbase/bringup/panichandler.go
+++ b/osbase/bringup/panichandler.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package bringup
 
 // This uses the unstable overrideWrite interface to also emit all runtime
diff --git a/osbase/bringup/pstore.go b/osbase/bringup/pstore.go
index 8aa41d9..df3b490 100644
--- a/osbase/bringup/pstore.go
+++ b/osbase/bringup/pstore.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package bringup
 
 import (
diff --git a/osbase/bringup/test/main_error.go b/osbase/bringup/test/main_error.go
index f632c1b..d94187e 100644
--- a/osbase/bringup/test/main_error.go
+++ b/osbase/bringup/test/main_error.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package main
 
 import (
diff --git a/osbase/bringup/test/main_panic.go b/osbase/bringup/test/main_panic.go
index 739f16e..e820a34 100644
--- a/osbase/bringup/test/main_panic.go
+++ b/osbase/bringup/test/main_panic.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package main
 
 import (
diff --git a/osbase/bringup/test/main_succeeded.go b/osbase/bringup/test/main_succeeded.go
index b86d314..e7bbc39 100644
--- a/osbase/bringup/test/main_succeeded.go
+++ b/osbase/bringup/test/main_succeeded.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package main
 
 import (
diff --git a/osbase/bringup/test/run_test.go b/osbase/bringup/test/run_test.go
index b560c8c..70003cb 100644
--- a/osbase/bringup/test/run_test.go
+++ b/osbase/bringup/test/run_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package test
 
 import (
diff --git a/osbase/build/fsspec/utils.go b/osbase/build/fsspec/utils.go
index f5a45e3..b291376 100644
--- a/osbase/build/fsspec/utils.go
+++ b/osbase/build/fsspec/utils.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package fsspec
 
 import (
diff --git a/osbase/build/fwprune/main.go b/osbase/build/fwprune/main.go
index 0bedcfd..791c794 100644
--- a/osbase/build/fwprune/main.go
+++ b/osbase/build/fwprune/main.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // fwprune is a buildsystem utility that filters linux-firmware repository
 // contents to include only files required by the built-in kernel modules,
 // that are specified in modules.builtin.modinfo.
diff --git a/osbase/build/genosrelease/main.go b/osbase/build/genosrelease/main.go
index c4b2a79..8d061f9 100644
--- a/osbase/build/genosrelease/main.go
+++ b/osbase/build/genosrelease/main.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // genosrelease provides rudimentary support to generate os-release files
 // following the freedesktop spec from arguments and stamping
diff --git a/osbase/build/kconfig-patcher/main.go b/osbase/build/kconfig-patcher/main.go
index 1b5f24f..45288e3 100644
--- a/osbase/build/kconfig-patcher/main.go
+++ b/osbase/build/kconfig-patcher/main.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package main
 
diff --git a/osbase/build/kconfig-patcher/main_test.go b/osbase/build/kconfig-patcher/main_test.go
index 11c7d84..f90c860 100644
--- a/osbase/build/kconfig-patcher/main_test.go
+++ b/osbase/build/kconfig-patcher/main_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package main
 
diff --git a/osbase/build/mkcpio/main.go b/osbase/build/mkcpio/main.go
index 000a979..ab946d1 100644
--- a/osbase/build/mkcpio/main.go
+++ b/osbase/build/mkcpio/main.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package main
 
 import (
diff --git a/osbase/build/mkerofs/main.go b/osbase/build/mkerofs/main.go
index 12cde48..26a6689 100644
--- a/osbase/build/mkerofs/main.go
+++ b/osbase/build/mkerofs/main.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // mkerofs takes a specification in the form of a prototext file (see fsspec
 // next to this) and assembles an EROFS filesystem according to it. The output
diff --git a/osbase/build/mkimage/main.go b/osbase/build/mkimage/main.go
index 5e2b082..79e2920 100644
--- a/osbase/build/mkimage/main.go
+++ b/osbase/build/mkimage/main.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // mkimage is a tool to generate node disk images.
 // It can be used both to initialize block devices and to create image
diff --git a/osbase/build/mkimage/osimage/osimage.go b/osbase/build/mkimage/osimage/osimage.go
index 2f497a8..71b5499 100644
--- a/osbase/build/mkimage/osimage/osimage.go
+++ b/osbase/build/mkimage/osimage/osimage.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // This package provides self-contained implementation used to generate
 // Metropolis disk images.
diff --git a/osbase/build/mkpayload/mkpayload.go b/osbase/build/mkpayload/mkpayload.go
index a66d458..c1433f3 100644
--- a/osbase/build/mkpayload/mkpayload.go
+++ b/osbase/build/mkpayload/mkpayload.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // mkpayload is an objcopy wrapper that builds EFI unified kernel images. It
 // performs actions that can't be realized by either objcopy or the
diff --git a/osbase/build/mkucode/main.go b/osbase/build/mkucode/main.go
index 58561e3..dcce5fb 100644
--- a/osbase/build/mkucode/main.go
+++ b/osbase/build/mkucode/main.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // This assembles standalone microcode files into the format expected by the
 // Linux microcode loader. See
 // https://www.kernel.org/doc/html/latest/x86/microcode.html for further
diff --git a/osbase/build/mkucode/spec/gomod-generated-placeholder.go b/osbase/build/mkucode/spec/gomod-generated-placeholder.go
index f09cd57..ca2145c 100644
--- a/osbase/build/mkucode/spec/gomod-generated-placeholder.go
+++ b/osbase/build/mkucode/spec/gomod-generated-placeholder.go
@@ -1 +1,4 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package spec
diff --git a/osbase/build/mkverity/mkverity.go b/osbase/build/mkverity/mkverity.go
index ff2807b..82db0da 100644
--- a/osbase/build/mkverity/mkverity.go
+++ b/osbase/build/mkverity/mkverity.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // This package implements a command line tool that creates dm-verity hash
 // images at a selected path, given an existing data image. The tool
diff --git a/osbase/cmd/run.go b/osbase/cmd/run.go
index f569979..9649c03 100644
--- a/osbase/cmd/run.go
+++ b/osbase/cmd/run.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package cmd contains helpers that abstract away the chore of starting new
 // processes, tracking their lifetime, inspecting their output, etc.
 package cmd
diff --git a/osbase/devicemapper/ctype.go b/osbase/devicemapper/ctype.go
index 05e6934..28e7b5c 100644
--- a/osbase/devicemapper/ctype.go
+++ b/osbase/devicemapper/ctype.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package devicemapper
 
 // Linux kernel ctype data from @linux//include/linux:ctype.h
diff --git a/osbase/devicemapper/devicemapper.go b/osbase/devicemapper/devicemapper.go
index 1999a00..3c7acc1 100644
--- a/osbase/devicemapper/devicemapper.go
+++ b/osbase/devicemapper/devicemapper.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // package devicemapper is a thin wrapper for the devicemapper ioctl API.
 // See: https://github.com/torvalds/linux/blob/master/include/uapi/linux/dm-ioctl.h
diff --git a/osbase/efivarfs/boot.go b/osbase/efivarfs/boot.go
index 8fe1a55..41fa7ce 100644
--- a/osbase/efivarfs/boot.go
+++ b/osbase/efivarfs/boot.go
@@ -1,25 +1,5 @@
-// MIT License
-//
-// Copyright (c) 2021 Philippe Voinov (philippevoinov@gmail.com)
-// Copyright 2021 The Monogon Project Authors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in all
-// copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-// SOFTWARE.
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
 
 package efivarfs
 
diff --git a/osbase/efivarfs/boot_test.go b/osbase/efivarfs/boot_test.go
index 9abd8f9..741a1e6 100644
--- a/osbase/efivarfs/boot_test.go
+++ b/osbase/efivarfs/boot_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package efivarfs
 
 import (
diff --git a/osbase/efivarfs/devicepath.go b/osbase/efivarfs/devicepath.go
index d06960c..ada393c 100644
--- a/osbase/efivarfs/devicepath.go
+++ b/osbase/efivarfs/devicepath.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package efivarfs
 
 import (
diff --git a/osbase/efivarfs/devicepath_test.go b/osbase/efivarfs/devicepath_test.go
index ad81279..1e4d3bd 100644
--- a/osbase/efivarfs/devicepath_test.go
+++ b/osbase/efivarfs/devicepath_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package efivarfs
 
 import (
diff --git a/osbase/efivarfs/efivarfs.go b/osbase/efivarfs/efivarfs.go
index ab6da26..f6c489b 100644
--- a/osbase/efivarfs/efivarfs.go
+++ b/osbase/efivarfs/efivarfs.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Package efivarfs provides functions to read and manipulate UEFI runtime
 // variables. It uses Linux's efivarfs [1] to access the variables and all
diff --git a/osbase/efivarfs/osindications.go b/osbase/efivarfs/osindications.go
index a112163..1c2effe 100644
--- a/osbase/efivarfs/osindications.go
+++ b/osbase/efivarfs/osindications.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package efivarfs
 
 import (
diff --git a/osbase/efivarfs/variables.go b/osbase/efivarfs/variables.go
index fe59324..01ed9f9 100644
--- a/osbase/efivarfs/variables.go
+++ b/osbase/efivarfs/variables.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package efivarfs
 
 import (
diff --git a/osbase/erofs/compression.go b/osbase/erofs/compression.go
index dca9946..984f597 100644
--- a/osbase/erofs/compression.go
+++ b/osbase/erofs/compression.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/erofs/compression_test.go b/osbase/erofs/compression_test.go
index 8d5d656..2e4938e 100644
--- a/osbase/erofs/compression_test.go
+++ b/osbase/erofs/compression_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/erofs/defs.go b/osbase/erofs/defs.go
index 85898bf..14fccda 100644
--- a/osbase/erofs/defs.go
+++ b/osbase/erofs/defs.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/erofs/defs_test.go b/osbase/erofs/defs_test.go
index 1d31bff..c1444a2 100644
--- a/osbase/erofs/defs_test.go
+++ b/osbase/erofs/defs_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/erofs/erofs.go b/osbase/erofs/erofs.go
index ab87115..fae87ec 100644
--- a/osbase/erofs/erofs.go
+++ b/osbase/erofs/erofs.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/erofs/erofs_test.go b/osbase/erofs/erofs_test.go
index fa5f248..cc02047 100644
--- a/osbase/erofs/erofs_test.go
+++ b/osbase/erofs/erofs_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/erofs/inode_types.go b/osbase/erofs/inode_types.go
index 8147892..85d8502 100644
--- a/osbase/erofs/inode_types.go
+++ b/osbase/erofs/inode_types.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/erofs/uncompressed_inode_writer.go b/osbase/erofs/uncompressed_inode_writer.go
index 97aefc0..1e0d21c 100644
--- a/osbase/erofs/uncompressed_inode_writer.go
+++ b/osbase/erofs/uncompressed_inode_writer.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package erofs
 
diff --git a/osbase/event/etcd/etcd.go b/osbase/event/etcd/etcd.go
index 8cf2440..3d554f1 100644
--- a/osbase/event/etcd/etcd.go
+++ b/osbase/event/etcd/etcd.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package etcd
 
 import (
diff --git a/osbase/event/etcd/etcd_test.go b/osbase/event/etcd/etcd_test.go
index 5effa6e..a5cde20 100644
--- a/osbase/event/etcd/etcd_test.go
+++ b/osbase/event/etcd/etcd_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package etcd
 
 import (
diff --git a/osbase/event/event.go b/osbase/event/event.go
index e2e0bd8..8d2c077 100644
--- a/osbase/event/event.go
+++ b/osbase/event/event.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Package event defines and implements Event Values, a mechanism in which
 // multiple consumers can watch a value for updates in a reliable way.
diff --git a/osbase/event/memory/example_test.go b/osbase/event/memory/example_test.go
index 1ae12c6..d452b34 100644
--- a/osbase/event/memory/example_test.go
+++ b/osbase/event/memory/example_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package memory
 
diff --git a/osbase/event/memory/memory.go b/osbase/event/memory/memory.go
index 09b120f..4960771 100644
--- a/osbase/event/memory/memory.go
+++ b/osbase/event/memory/memory.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package memory
 
diff --git a/osbase/event/memory/memory_test.go b/osbase/event/memory/memory_test.go
index b7d168b..c98eb42 100644
--- a/osbase/event/memory/memory_test.go
+++ b/osbase/event/memory/memory_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package memory
 
diff --git a/osbase/fat32/dos83.go b/osbase/fat32/dos83.go
index 650df96..1d988be 100644
--- a/osbase/fat32/dos83.go
+++ b/osbase/fat32/dos83.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package fat32
 
 import (
diff --git a/osbase/fat32/fat32.go b/osbase/fat32/fat32.go
index c8d4ec9..e5c2e58 100644
--- a/osbase/fat32/fat32.go
+++ b/osbase/fat32/fat32.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package fat32 implements a writer for the FAT32 filesystem.
 package fat32
 
diff --git a/osbase/fat32/fsck_test.go b/osbase/fat32/fsck_test.go
index 4b5f97d..d4908be 100644
--- a/osbase/fat32/fsck_test.go
+++ b/osbase/fat32/fsck_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package fat32
 
 import (
diff --git a/osbase/fat32/linux_test.go b/osbase/fat32/linux_test.go
index 2237f38..ffe7672 100644
--- a/osbase/fat32/linux_test.go
+++ b/osbase/fat32/linux_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package fat32
 
 import (
diff --git a/osbase/fat32/structs.go b/osbase/fat32/structs.go
index 396361d..3292798 100644
--- a/osbase/fat32/structs.go
+++ b/osbase/fat32/structs.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package fat32
 
 const (
diff --git a/osbase/fat32/structs_test.go b/osbase/fat32/structs_test.go
index 77a7df0..f361a89 100644
--- a/osbase/fat32/structs_test.go
+++ b/osbase/fat32/structs_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package fat32
 
 import (
diff --git a/osbase/fat32/utils.go b/osbase/fat32/utils.go
index 833665c..8ddb162 100644
--- a/osbase/fat32/utils.go
+++ b/osbase/fat32/utils.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package fat32
 
 import (
diff --git a/osbase/fileargs/fileargs.go b/osbase/fileargs/fileargs.go
index 7b14550..d3be1f7 100644
--- a/osbase/fileargs/fileargs.go
+++ b/osbase/fileargs/fileargs.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package fileargs
 
diff --git a/osbase/freeport/freeport.go b/osbase/freeport/freeport.go
index da52311..ec6a417 100644
--- a/osbase/freeport/freeport.go
+++ b/osbase/freeport/freeport.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package freeport
 
diff --git a/osbase/fsquota/fsquota.go b/osbase/fsquota/fsquota.go
index 57acf75..4919841 100644
--- a/osbase/fsquota/fsquota.go
+++ b/osbase/fsquota/fsquota.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Package fsquota provides a simplified interface to interact with Linux's
 // filesystem qouta API.  It only supports setting quotas on directories, not
diff --git a/osbase/fsquota/fsquota_test.go b/osbase/fsquota/fsquota_test.go
index 01f69c2..97cf8bc 100644
--- a/osbase/fsquota/fsquota_test.go
+++ b/osbase/fsquota/fsquota_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package fsquota
 
diff --git a/osbase/fsquota/fsxattrs/fsxattrs.go b/osbase/fsquota/fsxattrs/fsxattrs.go
index 8c94657..740ee3b 100644
--- a/osbase/fsquota/fsxattrs/fsxattrs.go
+++ b/osbase/fsquota/fsxattrs/fsxattrs.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package fsxattrs
 
diff --git a/osbase/fsquota/quotactl/quotactl.go b/osbase/fsquota/quotactl/quotactl.go
index c7939ed..a246b7c 100644
--- a/osbase/fsquota/quotactl/quotactl.go
+++ b/osbase/fsquota/quotactl/quotactl.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Package quotactl implements a low-level wrapper around the modern portion of
 // Linux's quotactl() syscall. See the fsquota package for a nicer interface to
diff --git a/osbase/gpt/gpt.go b/osbase/gpt/gpt.go
index 126021b..3d3cadb 100644
--- a/osbase/gpt/gpt.go
+++ b/osbase/gpt/gpt.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package gpt implements reading and writing GUID Partition Tables as specified
 // in the UEFI Specification. It only implements up to 128 partitions per table
 // (same as most other implementations) as more would require a dynamic table
diff --git a/osbase/gpt/gpt_test.go b/osbase/gpt/gpt_test.go
index 8e63a58..0174266 100644
--- a/osbase/gpt/gpt_test.go
+++ b/osbase/gpt/gpt_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package gpt
 
 import (
diff --git a/osbase/gpt/linux_test.go b/osbase/gpt/linux_test.go
index 030c8eb..decf5ec 100644
--- a/osbase/gpt/linux_test.go
+++ b/osbase/gpt/linux_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package gpt
 
 import (
diff --git a/osbase/gpt/mbr.go b/osbase/gpt/mbr.go
index fa82359..0489afc 100644
--- a/osbase/gpt/mbr.go
+++ b/osbase/gpt/mbr.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package gpt
 
 import (
diff --git a/osbase/gpt/mbr_test.go b/osbase/gpt/mbr_test.go
index 2ed4ed1..dd9ef48 100644
--- a/osbase/gpt/mbr_test.go
+++ b/osbase/gpt/mbr_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package gpt
 
 import "testing"
diff --git a/osbase/gpt/structs_test.go b/osbase/gpt/structs_test.go
index dc53635..5b612ac 100644
--- a/osbase/gpt/structs_test.go
+++ b/osbase/gpt/structs_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package gpt
 
 import (
diff --git a/osbase/jsonpatch/jsonpatch.go b/osbase/jsonpatch/jsonpatch.go
index fe0fbac..5f9c20d 100644
--- a/osbase/jsonpatch/jsonpatch.go
+++ b/osbase/jsonpatch/jsonpatch.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Package jsonpatch contains data structures and encoders for JSON Patch (RFC
 // 6902) and JSON Pointers (RFC 6901)
diff --git a/osbase/jsonpatch/jsonpatch_test.go b/osbase/jsonpatch/jsonpatch_test.go
index 33a56ba..f41b030 100644
--- a/osbase/jsonpatch/jsonpatch_test.go
+++ b/osbase/jsonpatch/jsonpatch_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package jsonpatch
 
diff --git a/osbase/kexec/kexec.go b/osbase/kexec/kexec.go
index f1f8d99..09d955b 100644
--- a/osbase/kexec/kexec.go
+++ b/osbase/kexec/kexec.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build amd64 || arm64 || riscv64
 // +build amd64 arm64 riscv64
 
diff --git a/osbase/kmod/manager.go b/osbase/kmod/manager.go
index 6369212..78cc3da 100644
--- a/osbase/kmod/manager.go
+++ b/osbase/kmod/manager.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (
diff --git a/osbase/kmod/manager_test.go b/osbase/kmod/manager_test.go
index 43c9428..2169703 100644
--- a/osbase/kmod/manager_test.go
+++ b/osbase/kmod/manager_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (
diff --git a/osbase/kmod/meta.go b/osbase/kmod/meta.go
index 1c96c46..1eb2c36 100644
--- a/osbase/kmod/meta.go
+++ b/osbase/kmod/meta.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (
diff --git a/osbase/kmod/modinfo.go b/osbase/kmod/modinfo.go
index 5c01681..b778317 100644
--- a/osbase/kmod/modinfo.go
+++ b/osbase/kmod/modinfo.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (
diff --git a/osbase/kmod/radix.go b/osbase/kmod/radix.go
index 1631d87..19898f1 100644
--- a/osbase/kmod/radix.go
+++ b/osbase/kmod/radix.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (
diff --git a/osbase/kmod/radix_test.go b/osbase/kmod/radix_test.go
index e89a514..6185beb 100644
--- a/osbase/kmod/radix_test.go
+++ b/osbase/kmod/radix_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (
diff --git a/osbase/kmod/spec/gomod-generated-placeholder.go b/osbase/kmod/spec/gomod-generated-placeholder.go
index f09cd57..ca2145c 100644
--- a/osbase/kmod/spec/gomod-generated-placeholder.go
+++ b/osbase/kmod/spec/gomod-generated-placeholder.go
@@ -1 +1,4 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package spec
diff --git a/osbase/kmod/syscall.go b/osbase/kmod/syscall.go
index 41d3233..6ca32e1 100644
--- a/osbase/kmod/syscall.go
+++ b/osbase/kmod/syscall.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (
diff --git a/osbase/logbuffer/linebuffer.go b/osbase/logbuffer/linebuffer.go
index 2195ec3..5d1590d 100644
--- a/osbase/logbuffer/linebuffer.go
+++ b/osbase/logbuffer/linebuffer.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logbuffer
 
diff --git a/osbase/logbuffer/linebuffer_test.go b/osbase/logbuffer/linebuffer_test.go
index 699c3dc..5ae0df3 100644
--- a/osbase/logbuffer/linebuffer_test.go
+++ b/osbase/logbuffer/linebuffer_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logbuffer
 
diff --git a/osbase/logbuffer/logbuffer.go b/osbase/logbuffer/logbuffer.go
index cd18420..de115f8 100644
--- a/osbase/logbuffer/logbuffer.go
+++ b/osbase/logbuffer/logbuffer.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Package logbuffer implements a fixed-size in-memory ring buffer for
 // line-separated logs. It implements io.Writer and splits the data into lines.
diff --git a/osbase/logbuffer/logbuffer_test.go b/osbase/logbuffer/logbuffer_test.go
index c38d7a6..d53b53b 100644
--- a/osbase/logbuffer/logbuffer_test.go
+++ b/osbase/logbuffer/logbuffer_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logbuffer
 
diff --git a/osbase/logtree/doc.go b/osbase/logtree/doc.go
index 1fe6d46..a532f26 100644
--- a/osbase/logtree/doc.go
+++ b/osbase/logtree/doc.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 /*
 Package logtree implements a tree-shaped logger for debug events. It provides log publishers (ie. Go code) with a
diff --git a/osbase/logtree/grpc.go b/osbase/logtree/grpc.go
index 7e17c56..277cd36 100644
--- a/osbase/logtree/grpc.go
+++ b/osbase/logtree/grpc.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package logtree
 
 import (
diff --git a/osbase/logtree/journal.go b/osbase/logtree/journal.go
index d0e8663..c6cc503 100644
--- a/osbase/logtree/journal.go
+++ b/osbase/logtree/journal.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/journal_entry.go b/osbase/logtree/journal_entry.go
index 547a711..1f10c0f 100644
--- a/osbase/logtree/journal_entry.go
+++ b/osbase/logtree/journal_entry.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/journal_subscriber.go b/osbase/logtree/journal_subscriber.go
index dc9750f..3c27272 100644
--- a/osbase/logtree/journal_subscriber.go
+++ b/osbase/logtree/journal_subscriber.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/journal_test.go b/osbase/logtree/journal_test.go
index d295732..23aaeae 100644
--- a/osbase/logtree/journal_test.go
+++ b/osbase/logtree/journal_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/klog.go b/osbase/logtree/klog.go
index dca5a82..54e7f68 100644
--- a/osbase/logtree/klog.go
+++ b/osbase/logtree/klog.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/klog_test.go b/osbase/logtree/klog_test.go
index 788a7eb..3c25d8a 100644
--- a/osbase/logtree/klog_test.go
+++ b/osbase/logtree/klog_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/kmsg.go b/osbase/logtree/kmsg.go
index 11e140a..91a4cf3 100644
--- a/osbase/logtree/kmsg.go
+++ b/osbase/logtree/kmsg.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build linux
 // +build linux
 
diff --git a/osbase/logtree/kmsg_test.go b/osbase/logtree/kmsg_test.go
index 24f2acf..ff97a6d 100644
--- a/osbase/logtree/kmsg_test.go
+++ b/osbase/logtree/kmsg_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build linux
 // +build linux
 
diff --git a/osbase/logtree/leveled.go b/osbase/logtree/leveled.go
index 0ca6e48..d4be193 100644
--- a/osbase/logtree/leveled.go
+++ b/osbase/logtree/leveled.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/leveled_payload.go b/osbase/logtree/leveled_payload.go
index b038848..524c81b 100644
--- a/osbase/logtree/leveled_payload.go
+++ b/osbase/logtree/leveled_payload.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/logtree.go b/osbase/logtree/logtree.go
index b6f8a06..9fcaa4c 100644
--- a/osbase/logtree/logtree.go
+++ b/osbase/logtree/logtree.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/logtree_access.go b/osbase/logtree/logtree_access.go
index 30ceccf..dd3bf4e 100644
--- a/osbase/logtree/logtree_access.go
+++ b/osbase/logtree/logtree_access.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/logtree_entry.go b/osbase/logtree/logtree_entry.go
index 5fcb392..833081f 100644
--- a/osbase/logtree/logtree_entry.go
+++ b/osbase/logtree/logtree_entry.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/logtree_publisher.go b/osbase/logtree/logtree_publisher.go
index 2df7037..9d196bc 100644
--- a/osbase/logtree/logtree_publisher.go
+++ b/osbase/logtree/logtree_publisher.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/logtree_test.go b/osbase/logtree/logtree_test.go
index 8ddd3d0..ecc3253 100644
--- a/osbase/logtree/logtree_test.go
+++ b/osbase/logtree/logtree_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package logtree
 
diff --git a/osbase/logtree/proto/gomod-generated-placeholder.go b/osbase/logtree/proto/gomod-generated-placeholder.go
index 92256db..5805fe0 100644
--- a/osbase/logtree/proto/gomod-generated-placeholder.go
+++ b/osbase/logtree/proto/gomod-generated-placeholder.go
@@ -1 +1,4 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proto
diff --git a/osbase/logtree/testhelpers.go b/osbase/logtree/testhelpers.go
index 45bcaf2..f67cc84 100644
--- a/osbase/logtree/testhelpers.go
+++ b/osbase/logtree/testhelpers.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package logtree
 
 import (
diff --git a/osbase/logtree/unraw/unraw.go b/osbase/logtree/unraw/unraw.go
index 88ab9d1..6f84e5a 100644
--- a/osbase/logtree/unraw/unraw.go
+++ b/osbase/logtree/unraw/unraw.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package unraw implements a facility to convert raw logs from external sources
 // into leveled logs.
 //
diff --git a/osbase/logtree/unraw/unraw_test.go b/osbase/logtree/unraw/unraw_test.go
index 994e55e..63a8d60 100644
--- a/osbase/logtree/unraw/unraw_test.go
+++ b/osbase/logtree/unraw/unraw_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package unraw
 
 import (
diff --git a/osbase/logtree/zap.go b/osbase/logtree/zap.go
index e00109b..f38a092 100644
--- a/osbase/logtree/zap.go
+++ b/osbase/logtree/zap.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package logtree
 
 import (
diff --git a/osbase/logtree/zap_test.go b/osbase/logtree/zap_test.go
index b03b8cf..b8c617a 100644
--- a/osbase/logtree/zap_test.go
+++ b/osbase/logtree/zap_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package logtree
 
 import (
diff --git a/osbase/loop/loop.go b/osbase/loop/loop.go
index d30bdce..f51c0f0 100644
--- a/osbase/loop/loop.go
+++ b/osbase/loop/loop.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Package loop implements an interface to configure Linux loop devices.
 //
diff --git a/osbase/loop/loop_test.go b/osbase/loop/loop_test.go
index ca6a760..8624eb4 100644
--- a/osbase/loop/loop_test.go
+++ b/osbase/loop/loop_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package loop
 
diff --git a/osbase/msguid/msguid.go b/osbase/msguid/msguid.go
index 4074f8a..b5f4b6a 100644
--- a/osbase/msguid/msguid.go
+++ b/osbase/msguid/msguid.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package msguid provides functions to convert UUIDs/GUIDs to and from
 // Microsoft's idiosyncratic "mixed-endian" format.
 // See https://uefi.org/specs/UEFI/2.10/Apx_A_GUID_and_Time_Formats.html#text-representation-relationships-apxa-guid-and-time-formats
diff --git a/osbase/msguid/msguid_test.go b/osbase/msguid/msguid_test.go
index b8cdfea..226c7a6 100644
--- a/osbase/msguid/msguid_test.go
+++ b/osbase/msguid/msguid_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package msguid
 
 import (
diff --git a/osbase/net/dns/dns.go b/osbase/net/dns/dns.go
index 3207622..f7094b9 100644
--- a/osbase/net/dns/dns.go
+++ b/osbase/net/dns/dns.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package dns provides a DNS server for resolving services against.
 package dns
 
diff --git a/osbase/net/dns/dns_test.go b/osbase/net/dns/dns_test.go
index 7dd670c..5b61b36 100644
--- a/osbase/net/dns/dns_test.go
+++ b/osbase/net/dns/dns_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package dns
 
 import (
diff --git a/osbase/net/dns/forward/cache.go b/osbase/net/dns/forward/cache.go
index d2422a9..55697ca 100644
--- a/osbase/net/dns/forward/cache.go
+++ b/osbase/net/dns/forward/cache.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package forward
 
 import (
diff --git a/osbase/net/dns/forward/cache/cache.go b/osbase/net/dns/forward/cache/cache.go
index 8c151a6..114939b 100644
--- a/osbase/net/dns/forward/cache/cache.go
+++ b/osbase/net/dns/forward/cache/cache.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package cache implements a cache. The cache hold 256 shards, each shard
 // holds a cache: a map with a mutex. There is no fancy expunge algorithm, it
 // just randomly evicts elements when it gets full.
diff --git a/osbase/net/dns/forward/cache/cache_test.go b/osbase/net/dns/forward/cache/cache_test.go
index 8a2b80c..5542158 100644
--- a/osbase/net/dns/forward/cache/cache_test.go
+++ b/osbase/net/dns/forward/cache/cache_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package cache
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/cache/shard_test.go b/osbase/net/dns/forward/cache/shard_test.go
index 452f8cc..f8e3153 100644
--- a/osbase/net/dns/forward/cache/shard_test.go
+++ b/osbase/net/dns/forward/cache/shard_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package cache
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/forward.go b/osbase/net/dns/forward/forward.go
index 00271ec..c4222c9 100644
--- a/osbase/net/dns/forward/forward.go
+++ b/osbase/net/dns/forward/forward.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package forward implements a forwarding proxy.
 //
 // A cache is used to reduce load on the upstream servers. Cached items are only
diff --git a/osbase/net/dns/forward/forward_test.go b/osbase/net/dns/forward/forward_test.go
index f850591..ddab957 100644
--- a/osbase/net/dns/forward/forward_test.go
+++ b/osbase/net/dns/forward/forward_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package forward
 
 import (
diff --git a/osbase/net/dns/forward/metrics.go b/osbase/net/dns/forward/metrics.go
index 4977b02..78753d1 100644
--- a/osbase/net/dns/forward/metrics.go
+++ b/osbase/net/dns/forward/metrics.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package forward
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/connect.go b/osbase/net/dns/forward/proxy/connect.go
index d1c5b8e..a11e8e6 100644
--- a/osbase/net/dns/forward/proxy/connect.go
+++ b/osbase/net/dns/forward/proxy/connect.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package proxy implements a forwarding proxy. It caches an upstream net.Conn
 // for some time, so if the same client returns the upstream's Conn will be
 // precached. Depending on how you benchmark this looks to be 50% faster than
diff --git a/osbase/net/dns/forward/proxy/health.go b/osbase/net/dns/forward/proxy/health.go
index 4630cdc..29fe848 100644
--- a/osbase/net/dns/forward/proxy/health.go
+++ b/osbase/net/dns/forward/proxy/health.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/health_test.go b/osbase/net/dns/forward/proxy/health_test.go
index ef8b60a..d7b3280 100644
--- a/osbase/net/dns/forward/proxy/health_test.go
+++ b/osbase/net/dns/forward/proxy/health_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/metrics.go b/osbase/net/dns/forward/proxy/metrics.go
index c08f1d8..625ab99 100644
--- a/osbase/net/dns/forward/proxy/metrics.go
+++ b/osbase/net/dns/forward/proxy/metrics.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/persistent.go b/osbase/net/dns/forward/proxy/persistent.go
index cb4f618..83fea11 100644
--- a/osbase/net/dns/forward/proxy/persistent.go
+++ b/osbase/net/dns/forward/proxy/persistent.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/persistent_test.go b/osbase/net/dns/forward/proxy/persistent_test.go
index 2856c3f..b54c0dd 100644
--- a/osbase/net/dns/forward/proxy/persistent_test.go
+++ b/osbase/net/dns/forward/proxy/persistent_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/proxy.go b/osbase/net/dns/forward/proxy/proxy.go
index dc25a31..a1da587 100644
--- a/osbase/net/dns/forward/proxy/proxy.go
+++ b/osbase/net/dns/forward/proxy/proxy.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/proxy_test.go b/osbase/net/dns/forward/proxy/proxy_test.go
index a9297da..4d120a6 100644
--- a/osbase/net/dns/forward/proxy/proxy_test.go
+++ b/osbase/net/dns/forward/proxy/proxy_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/proxy/type.go b/osbase/net/dns/forward/proxy/type.go
index 6eb78ce..65821cc 100644
--- a/osbase/net/dns/forward/proxy/type.go
+++ b/osbase/net/dns/forward/proxy/type.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proxy
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/forward/up/up.go b/osbase/net/dns/forward/up/up.go
index 9806319..3b208d9 100644
--- a/osbase/net/dns/forward/up/up.go
+++ b/osbase/net/dns/forward/up/up.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package up is used to run a function for some duration. If a new function is
 // added while a previous run is still ongoing, nothing new will be executed.
 package up
diff --git a/osbase/net/dns/forward/up/up_test.go b/osbase/net/dns/forward/up/up_test.go
index 0d0f928..acf3b96 100644
--- a/osbase/net/dns/forward/up/up_test.go
+++ b/osbase/net/dns/forward/up/up_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package up
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/kubernetes/controller.go b/osbase/net/dns/kubernetes/controller.go
index 61a33fc..dd19f24 100644
--- a/osbase/net/dns/kubernetes/controller.go
+++ b/osbase/net/dns/kubernetes/controller.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kubernetes
 
 // Taken and modified from the Kubernetes plugin of CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/kubernetes/handler.go b/osbase/net/dns/kubernetes/handler.go
index e6adf84..000ea1f 100644
--- a/osbase/net/dns/kubernetes/handler.go
+++ b/osbase/net/dns/kubernetes/handler.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kubernetes
 
 import (
diff --git a/osbase/net/dns/kubernetes/handler_test.go b/osbase/net/dns/kubernetes/handler_test.go
index 76bd32d..9b628fd 100644
--- a/osbase/net/dns/kubernetes/handler_test.go
+++ b/osbase/net/dns/kubernetes/handler_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kubernetes
 
 import (
diff --git a/osbase/net/dns/kubernetes/kubernetes.go b/osbase/net/dns/kubernetes/kubernetes.go
index efcb60e..b69d132 100644
--- a/osbase/net/dns/kubernetes/kubernetes.go
+++ b/osbase/net/dns/kubernetes/kubernetes.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package kubernetes provides the kubernetes backend.
 package kubernetes
 
diff --git a/osbase/net/dns/kubernetes/metrics.go b/osbase/net/dns/kubernetes/metrics.go
index 83deeee..4d90671 100644
--- a/osbase/net/dns/kubernetes/metrics.go
+++ b/osbase/net/dns/kubernetes/metrics.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kubernetes
 
 // Taken and modified from the Kubernetes plugin of CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/kubernetes/object/endpoint.go b/osbase/net/dns/kubernetes/object/endpoint.go
index a675ad2..55ce53f 100644
--- a/osbase/net/dns/kubernetes/object/endpoint.go
+++ b/osbase/net/dns/kubernetes/object/endpoint.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package object
 
 // Taken and modified from the Kubernetes plugin of CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/kubernetes/object/informer.go b/osbase/net/dns/kubernetes/object/informer.go
index dee2da0..c5158dd 100644
--- a/osbase/net/dns/kubernetes/object/informer.go
+++ b/osbase/net/dns/kubernetes/object/informer.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package object
 
 // Taken and modified from the Kubernetes plugin of CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/kubernetes/object/informer_test.go b/osbase/net/dns/kubernetes/object/informer_test.go
index 68face5..18c321c 100644
--- a/osbase/net/dns/kubernetes/object/informer_test.go
+++ b/osbase/net/dns/kubernetes/object/informer_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package object
 
 // Taken and modified from the Kubernetes plugin of CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/kubernetes/object/namespace.go b/osbase/net/dns/kubernetes/object/namespace.go
index f7e7e56..dc78fac 100644
--- a/osbase/net/dns/kubernetes/object/namespace.go
+++ b/osbase/net/dns/kubernetes/object/namespace.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package object
 
 // Taken and modified from the Kubernetes plugin of CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/kubernetes/object/object.go b/osbase/net/dns/kubernetes/object/object.go
index 05724fc..b9f77d5 100644
--- a/osbase/net/dns/kubernetes/object/object.go
+++ b/osbase/net/dns/kubernetes/object/object.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package object holds functions that convert the objects from the k8s API in
 // to a more memory efficient structures.
 //
diff --git a/osbase/net/dns/kubernetes/object/service.go b/osbase/net/dns/kubernetes/object/service.go
index 5a6ca77..705493e 100644
--- a/osbase/net/dns/kubernetes/object/service.go
+++ b/osbase/net/dns/kubernetes/object/service.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package object
 
 // Taken and modified from the Kubernetes plugin of CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/metrics.go b/osbase/net/dns/metrics.go
index 13d046a..81789dd 100644
--- a/osbase/net/dns/metrics.go
+++ b/osbase/net/dns/metrics.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package dns
 
 import (
diff --git a/osbase/net/dns/name.go b/osbase/net/dns/name.go
index 9769d7e..0d681cc 100644
--- a/osbase/net/dns/name.go
+++ b/osbase/net/dns/name.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package dns
 
 import (
diff --git a/osbase/net/dns/name_test.go b/osbase/net/dns/name_test.go
index fab7bba..5a87d1d 100644
--- a/osbase/net/dns/name_test.go
+++ b/osbase/net/dns/name_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package dns
 
 import (
diff --git a/osbase/net/dns/test/server.go b/osbase/net/dns/test/server.go
index a877820..ddc1722 100644
--- a/osbase/net/dns/test/server.go
+++ b/osbase/net/dns/test/server.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package test
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/test/server_test.go b/osbase/net/dns/test/server_test.go
index ea60845..a96e513 100644
--- a/osbase/net/dns/test/server_test.go
+++ b/osbase/net/dns/test/server_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package test
 
 // Taken and modified from CoreDNS, under Apache 2.0.
diff --git a/osbase/net/dns/testhelpers.go b/osbase/net/dns/testhelpers.go
index b8943fd..56d3b70 100644
--- a/osbase/net/dns/testhelpers.go
+++ b/osbase/net/dns/testhelpers.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package dns
 
 import (
diff --git a/osbase/net/dump/cli/main.go b/osbase/net/dump/cli/main.go
index c2de81a..4ecfef6 100644
--- a/osbase/net/dump/cli/main.go
+++ b/osbase/net/dump/cli/main.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package main
 
 import (
diff --git a/osbase/net/dump/hwaddr_compat.go b/osbase/net/dump/hwaddr_compat.go
index 07067bf..7c952a5 100644
--- a/osbase/net/dump/hwaddr_compat.go
+++ b/osbase/net/dump/hwaddr_compat.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package netdump
 
 import (
diff --git a/osbase/net/dump/netdump.go b/osbase/net/dump/netdump.go
index d9586ed..318343e 100644
--- a/osbase/net/dump/netdump.go
+++ b/osbase/net/dump/netdump.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package netdump
 
 import (
diff --git a/osbase/net/proto/gomod-generated-placeholder.go b/osbase/net/proto/gomod-generated-placeholder.go
index 92256db..5805fe0 100644
--- a/osbase/net/proto/gomod-generated-placeholder.go
+++ b/osbase/net/proto/gomod-generated-placeholder.go
@@ -1 +1,4 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proto
diff --git a/osbase/nvme/cmd_linux.go b/osbase/nvme/cmd_linux.go
index 96054ff..0fd45dd 100644
--- a/osbase/nvme/cmd_linux.go
+++ b/osbase/nvme/cmd_linux.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build linux
 
 package nvme
diff --git a/osbase/nvme/cmd_unsupported.go b/osbase/nvme/cmd_unsupported.go
index 747a33d..cd2ab08 100644
--- a/osbase/nvme/cmd_unsupported.go
+++ b/osbase/nvme/cmd_unsupported.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build !linux
 
 package nvme
diff --git a/osbase/nvme/error.go b/osbase/nvme/error.go
index 8c4a207..a2a60d0 100644
--- a/osbase/nvme/error.go
+++ b/osbase/nvme/error.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package nvme
 
 import "fmt"
diff --git a/osbase/nvme/format.go b/osbase/nvme/format.go
index 8bde44a..703daad 100644
--- a/osbase/nvme/format.go
+++ b/osbase/nvme/format.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package nvme
 
 // SecureEraseType specifices what type of secure erase should be performed by
diff --git a/osbase/nvme/health.go b/osbase/nvme/health.go
index 775742f..929c307 100644
--- a/osbase/nvme/health.go
+++ b/osbase/nvme/health.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package nvme
 
 import (
diff --git a/osbase/nvme/identify.go b/osbase/nvme/identify.go
index 218d089..8e15a3f 100644
--- a/osbase/nvme/identify.go
+++ b/osbase/nvme/identify.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package nvme
 
 import (
diff --git a/osbase/nvme/nvme.go b/osbase/nvme/nvme.go
index f46546d..f8573e2 100644
--- a/osbase/nvme/nvme.go
+++ b/osbase/nvme/nvme.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package nvme provides methods and data structures for issuing commands to
 // device speaking the NVMe protocol.
 // This package is written against the NVMe Specification Revision 1.3 and
diff --git a/osbase/nvme/selftest.go b/osbase/nvme/selftest.go
index 8f46995..ad2bb9b 100644
--- a/osbase/nvme/selftest.go
+++ b/osbase/nvme/selftest.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package nvme
 
 import (
diff --git a/osbase/nvme/struct_test.go b/osbase/nvme/struct_test.go
index b26a48e..9741664 100644
--- a/osbase/nvme/struct_test.go
+++ b/osbase/nvme/struct_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package nvme
 
 import (
diff --git a/osbase/nvme/uint128le.go b/osbase/nvme/uint128le.go
index a25adb7..3b98f7d 100644
--- a/osbase/nvme/uint128le.go
+++ b/osbase/nvme/uint128le.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package nvme
 
 import (
diff --git a/osbase/pki/ca.go b/osbase/pki/ca.go
index b8c2aed..ff6d639 100644
--- a/osbase/pki/ca.go
+++ b/osbase/pki/ca.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package pki
 
diff --git a/osbase/pki/certificate.go b/osbase/pki/certificate.go
index 93e6ed9..e999003 100644
--- a/osbase/pki/certificate.go
+++ b/osbase/pki/certificate.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // package pki implements an x509 PKI (Public Key Infrastructure) system backed
 // on etcd.
diff --git a/osbase/pki/certificate_test.go b/osbase/pki/certificate_test.go
index e751c54..10dce40 100644
--- a/osbase/pki/certificate_test.go
+++ b/osbase/pki/certificate_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package pki
 
 import (
diff --git a/osbase/pki/crl.go b/osbase/pki/crl.go
index 40118aa..c53054f 100644
--- a/osbase/pki/crl.go
+++ b/osbase/pki/crl.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package pki
 
 import (
diff --git a/osbase/pki/crl_test.go b/osbase/pki/crl_test.go
index e47eab9..d2becf7 100644
--- a/osbase/pki/crl_test.go
+++ b/osbase/pki/crl_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package pki
 
 import (
diff --git a/osbase/pki/x509.go b/osbase/pki/x509.go
index 40e7a08..2db1b19 100644
--- a/osbase/pki/x509.go
+++ b/osbase/pki/x509.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package pki
 
diff --git a/osbase/pstore/pstore.go b/osbase/pstore/pstore.go
index 610f565..62d0085 100644
--- a/osbase/pstore/pstore.go
+++ b/osbase/pstore/pstore.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // The pstore package provides functions for interfacing with the Linux kernel's
 // pstore (persistent storage) system.
 // Documentation for pstore itself can be found at
diff --git a/osbase/pstore/pstore_test.go b/osbase/pstore/pstore_test.go
index 0190f04..d4024e6 100644
--- a/osbase/pstore/pstore_test.go
+++ b/osbase/pstore/pstore_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package pstore
 
 import (
diff --git a/osbase/scsi/dev_block.go b/osbase/scsi/dev_block.go
index fba0512..3d1c5d2 100644
--- a/osbase/scsi/dev_block.go
+++ b/osbase/scsi/dev_block.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package scsi
 
 // Written against SBC-4
diff --git a/osbase/scsi/health.go b/osbase/scsi/health.go
index 724fd75..91b84c3 100644
--- a/osbase/scsi/health.go
+++ b/osbase/scsi/health.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package scsi
 
 import "errors"
diff --git a/osbase/scsi/inquiry.go b/osbase/scsi/inquiry.go
index 819b011..73164c7 100644
--- a/osbase/scsi/inquiry.go
+++ b/osbase/scsi/inquiry.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package scsi
 
 import (
diff --git a/osbase/scsi/log.go b/osbase/scsi/log.go
index 3aecd5e..86d23fa 100644
--- a/osbase/scsi/log.go
+++ b/osbase/scsi/log.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package scsi
 
 import (
diff --git a/osbase/scsi/scsi.go b/osbase/scsi/scsi.go
index f09bf44..fa8dab9 100644
--- a/osbase/scsi/scsi.go
+++ b/osbase/scsi/scsi.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // INCITS 502 Revision 19 / SPC-5 R19
 package scsi
 
diff --git a/osbase/scsi/scsi_linux.go b/osbase/scsi/scsi_linux.go
index 21af01d..907d643 100644
--- a/osbase/scsi/scsi_linux.go
+++ b/osbase/scsi/scsi_linux.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build linux
 
 package scsi
diff --git a/osbase/scsi/scsi_linux_defs1.go b/osbase/scsi/scsi_linux_defs1.go
index e2e410d..a963e53 100644
--- a/osbase/scsi/scsi_linux_defs1.go
+++ b/osbase/scsi/scsi_linux_defs1.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 //go:build ignore
 
 package scsi
diff --git a/osbase/scsi/sensekeydata.go b/osbase/scsi/sensekeydata.go
index 37a31c2..7326e11 100644
--- a/osbase/scsi/sensekeydata.go
+++ b/osbase/scsi/sensekeydata.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package scsi
 
 // Generated from Table F.1
diff --git a/osbase/smbios/smbios.go b/osbase/smbios/smbios.go
index e9bcfc3..4f43e50 100644
--- a/osbase/smbios/smbios.go
+++ b/osbase/smbios/smbios.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package smbios implements parsing of SMBIOS data structures.
 // SMBIOS data is commonly populated by platform firmware to convey various
 // metadata (including name, vendor, slots and serial numbers) about the
diff --git a/osbase/smbios/structures.go b/osbase/smbios/structures.go
index 4c75709..f8b5312 100644
--- a/osbase/smbios/structures.go
+++ b/osbase/smbios/structures.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package smbios
 
 import (
diff --git a/osbase/socksproxy/protocol.go b/osbase/socksproxy/protocol.go
index d920099..0d5d133 100644
--- a/osbase/socksproxy/protocol.go
+++ b/osbase/socksproxy/protocol.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package socksproxy
 
 import (
diff --git a/osbase/socksproxy/socksproxy.go b/osbase/socksproxy/socksproxy.go
index 2dd0c35..47a398c 100644
--- a/osbase/socksproxy/socksproxy.go
+++ b/osbase/socksproxy/socksproxy.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package socksproxy implements a limited subset of the SOCKS 5 (RFC1928)
 // protocol in the form of a pluggable Proxy object. However, this
 // implementation is _not_ RFC1928 compliant, as it does not implement GSSAPI
diff --git a/osbase/socksproxy/socksproxy_test.go b/osbase/socksproxy/socksproxy_test.go
index 0132ab3..2c49ebd 100644
--- a/osbase/socksproxy/socksproxy_test.go
+++ b/osbase/socksproxy/socksproxy_test.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package socksproxy
 
 import (
diff --git a/osbase/supervisor/supervisor.go b/osbase/supervisor/supervisor.go
index b11c1a9..45c5996 100644
--- a/osbase/supervisor/supervisor.go
+++ b/osbase/supervisor/supervisor.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package supervisor
 
diff --git a/osbase/supervisor/supervisor_metrics.go b/osbase/supervisor/supervisor_metrics.go
index d83b7a7..30dac3b 100644
--- a/osbase/supervisor/supervisor_metrics.go
+++ b/osbase/supervisor/supervisor_metrics.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package supervisor
 
 import (
diff --git a/osbase/supervisor/supervisor_metrics_prometheus.go b/osbase/supervisor/supervisor_metrics_prometheus.go
index 9ae18a8..87f3104 100644
--- a/osbase/supervisor/supervisor_metrics_prometheus.go
+++ b/osbase/supervisor/supervisor_metrics_prometheus.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package supervisor
 
 import (
diff --git a/osbase/supervisor/supervisor_node.go b/osbase/supervisor/supervisor_node.go
index 4f4d180..6ca576b 100644
--- a/osbase/supervisor/supervisor_node.go
+++ b/osbase/supervisor/supervisor_node.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package supervisor
 
diff --git a/osbase/supervisor/supervisor_processor.go b/osbase/supervisor/supervisor_processor.go
index a65a364..832ec73 100644
--- a/osbase/supervisor/supervisor_processor.go
+++ b/osbase/supervisor/supervisor_processor.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package supervisor
 
diff --git a/osbase/supervisor/supervisor_support.go b/osbase/supervisor/supervisor_support.go
index c554c08..5163443 100644
--- a/osbase/supervisor/supervisor_support.go
+++ b/osbase/supervisor/supervisor_support.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package supervisor
 
diff --git a/osbase/supervisor/supervisor_test.go b/osbase/supervisor/supervisor_test.go
index e426c8b..7f4fb2a 100644
--- a/osbase/supervisor/supervisor_test.go
+++ b/osbase/supervisor/supervisor_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package supervisor
 
diff --git a/osbase/supervisor/supervisor_testhelpers.go b/osbase/supervisor/supervisor_testhelpers.go
index cca93ff..fd1f91b 100644
--- a/osbase/supervisor/supervisor_testhelpers.go
+++ b/osbase/supervisor/supervisor_testhelpers.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package supervisor
 
diff --git a/osbase/sysctl/options.go b/osbase/sysctl/options.go
index b5e1e36..583a1dc 100644
--- a/osbase/sysctl/options.go
+++ b/osbase/sysctl/options.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package sysctl
 
 import (
diff --git a/osbase/sysfs/block.go b/osbase/sysfs/block.go
index c7cbbd7..c32b407 100644
--- a/osbase/sysfs/block.go
+++ b/osbase/sysfs/block.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Implementation included in this file was written with the aim of easing
 // integration with the interface exposed at /sys/class/block. It assumes sysfs
diff --git a/osbase/sysfs/uevents.go b/osbase/sysfs/uevents.go
index fed4319..3fc3fd7 100644
--- a/osbase/sysfs/uevents.go
+++ b/osbase/sysfs/uevents.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package sysfs
 
diff --git a/osbase/test/ktest/init/main.go b/osbase/test/ktest/init/main.go
index 16ffa29..caeb61b 100644
--- a/osbase/test/ktest/init/main.go
+++ b/osbase/test/ktest/init/main.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // ktestinit is an init designed to run inside a lightweight VM for running
 // tests in there.  It performs basic platform initialization like mounting
diff --git a/osbase/test/ktest/main.go b/osbase/test/ktest/main.go
index 7d76bc5..9f17f68 100644
--- a/osbase/test/ktest/main.go
+++ b/osbase/test/ktest/main.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // ktest is a test launcher for running tests inside a custom kernel and passes
 // the results back out.
diff --git a/osbase/test/ktest/run_ktest.sh b/osbase/test/ktest/run_ktest.sh
index 02920a1..3607b85 100755
--- a/osbase/test/ktest/run_ktest.sh
+++ b/osbase/test/ktest/run_ktest.sh
@@ -1,2 +1,7 @@
 #!/bin/bash
+#
+# Copyright The Monogon Project Authors.
+# SPDX-License-Identifier: Apache-2.0
+#
+
 exec "$1" -initrd-path "$2" -kernel-path "$3" -cmdline "$4"
\ No newline at end of file
diff --git a/osbase/test/launch/launch.go b/osbase/test/launch/launch.go
index df84e7d..d38df79 100644
--- a/osbase/test/launch/launch.go
+++ b/osbase/test/launch/launch.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // launch implements test harnesses for running qemu VMs from tests.
 package launch
diff --git a/osbase/test/launch/log.go b/osbase/test/launch/log.go
index 2637e24..4cddd61 100644
--- a/osbase/test/launch/log.go
+++ b/osbase/test/launch/log.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package launch
 
 import (
diff --git a/osbase/tpm/credactivation_compat.go b/osbase/tpm/credactivation_compat.go
index 2c5ee3b..5d54ee3 100644
--- a/osbase/tpm/credactivation_compat.go
+++ b/osbase/tpm/credactivation_compat.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package tpm
 
diff --git a/osbase/tpm/eventlog/compat.go b/osbase/tpm/eventlog/compat.go
index f83972b..c2210d2 100644
--- a/osbase/tpm/eventlog/compat.go
+++ b/osbase/tpm/eventlog/compat.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package eventlog
 
diff --git a/osbase/tpm/eventlog/eventlog.go b/osbase/tpm/eventlog/eventlog.go
index 2166e54..39d076b 100644
--- a/osbase/tpm/eventlog/eventlog.go
+++ b/osbase/tpm/eventlog/eventlog.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Taken and pruned from go-attestation revision
 // 2453c8f39a4ff46009f6a9db6fb7c6cca789d9a1 under Apache 2.0
diff --git a/osbase/tpm/eventlog/internal/events.go b/osbase/tpm/eventlog/internal/events.go
index 23b00c2..fdc18d5 100644
--- a/osbase/tpm/eventlog/internal/events.go
+++ b/osbase/tpm/eventlog/internal/events.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Taken from go-attestation under Apache 2.0
 package internal
diff --git a/osbase/tpm/eventlog/secureboot.go b/osbase/tpm/eventlog/secureboot.go
index 1e870ad..4ce5696 100644
--- a/osbase/tpm/eventlog/secureboot.go
+++ b/osbase/tpm/eventlog/secureboot.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // Taken and pruned from go-attestation under Apache 2.0
 package eventlog
diff --git a/osbase/tpm/proto/gomod-generated-placeholder.go b/osbase/tpm/proto/gomod-generated-placeholder.go
index 92256db..5805fe0 100644
--- a/osbase/tpm/proto/gomod-generated-placeholder.go
+++ b/osbase/tpm/proto/gomod-generated-placeholder.go
@@ -1 +1,4 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package proto
diff --git a/osbase/tpm/tpm.go b/osbase/tpm/tpm.go
index f664c75..f15517d 100644
--- a/osbase/tpm/tpm.go
+++ b/osbase/tpm/tpm.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package tpm
 
diff --git a/osbase/verity/encoder.go b/osbase/verity/encoder.go
index 1b7913b..5a968cd 100644
--- a/osbase/verity/encoder.go
+++ b/osbase/verity/encoder.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 // This package implements the minimum of functionality needed to generate and
 // map dm-verity images. It's provided in order to avoid a perceived higher
diff --git a/osbase/verity/encoder_test.go b/osbase/verity/encoder_test.go
index 31e765c..012cb27 100644
--- a/osbase/verity/encoder_test.go
+++ b/osbase/verity/encoder_test.go
@@ -1,18 +1,5 @@
-// Copyright 2020 The Monogon Project Authors.
-//
+// Copyright The Monogon Project Authors.
 // SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
 
 package verity
 
diff --git a/osbase/watchdog/watchdog.go b/osbase/watchdog/watchdog.go
index d9a14bf..5321c0d 100644
--- a/osbase/watchdog/watchdog.go
+++ b/osbase/watchdog/watchdog.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 // Package watchdog provides access to hardware watchdogs. These can be used to
 // automatically reset/reboot a system if they are no longer pinged.
 package watchdog