-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 To ensure the image has not been corrupted in transmit or tampered with, perform the following two steps to cryptographically verify image integrity: 1. Verify the authenticity of this file by checking that it is signed with our GPG release key: $ curl https://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify bootstrap-buster-amd64.tar.gz.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) " 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum bootstrap-buster-amd64.tar.gz 9c79072e63f741f6dd3fd1de094a74a895c206966fb9861f4c83fb48884a8ba7 bootstrap-buster-amd64.tar.gz $ sha512sum bootstrap-buster-amd64.tar.gz d0766c7fe034bdb13efcf61fe52dc104f48d060830738bf581c20d0e6539bba264109bc36e33716027a49e0fcfaff4dff605b5126992b07bfc2a6bb5300d54f9 bootstrap-buster-amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c bootstrap-buster-amd64.tar.gz.hash bootstrap-buster-amd64.tar.gz: OK $ sha512sum -c bootstrap-buster-amd64.tar.gz.hash bootstrap-buster-amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl5kyvwACgkQrF6wBJPl vBxfNg//ddSKz5sbXewY2sVCBJ2jDAZtO5gU9TT3h7pR5nBUyg0sKFg0aREMUalf Mo+ilyh6IqPP81TxzTC49KrfLQq59sTwidg7FhTxxSf/8mgVz+It8SLBDH8fob1q MChpWbMVa0V8A6SZcEA/TgHBSMNSYZhA2GPQt48zxFYg3xRnOpK9MOgmpYqKC8Je L0C4VMUYvozf9MXuqear7L0urq58IQA11C0SjFSgcIejkNUnRmwaeVBzyOzjsG69 +3D6fi8uJDUzZrXGL9dTvnaMuJI1P6wamUk3xZPb+mO0sDGuoFbt4opgop1ph3H1 o2T3CBZwpch1Vb2tTqfexngtvkXaqBUiVhcImxBD0rKq4VvqQgQoLDksN/j8Qxev erI+h1aRaiBe+5UN9d/Vv6tXdEebNdWcB/VfrvfIXCKAsJAwKY6ltFZBuvX97ItF DM4gbdVGP0PoLmufv3MA3gOCEb/pUKvD4OiFUlKyEb/EDT1Pu4K2s5fQRWODhc2Y AYgG05x41px1B/bJyYRhack/HejdXZUv/2VU/AnjOPiJ0XjaZZueK+B/J96+B8AY ErPJD6Yr1VBI/lkgLIr6xg4W6yRxENLbNyH33nVPlM+8qCqi1pfe9sA9ASRgDwDL wYSDMMuKGvk8LRwxBbuLOcS1VMwvwC48d50zVucpuLWMEQ4ILSw= =etGP -----END PGP SIGNATURE-----