-----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 debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz 302e21964ff19255ac3e6af9ed23e47f29ebbfb77a467c1976bc6a8ab75f18e2 debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz $ sha512sum debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz 52a10dca942f7529561cba1ce25640a600c8637873f188c6a06b49e79458023da480901a1d92c0911fe75e34aa147a426119eb3dfb1959ee5eb582b1673bb4a5 debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz.hash debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz.hash debian-10-turnkey-simplemachines_16.0-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl7vE5IACgkQrF6wBJPl vBxLog//RKPXSB8D1g/gTUuyjORvWyGus/cJsY0kLk1CYsuTEbDY8rFdwFBL+4zR pnHIE+H6c9vypxcmcPIl9FgR7zWBskBt7zUowifvvBhLX4LvtZIiJ5yJ/Tc9oOKO 3vQ3ZPc6RZFgVsBTvcYR2d8m6kjcOlNV7uBB7K4IUNRoeDpK4H/lXezB8umIZzW4 bc39hPiQ+gBK65oEQr2IlOxGL+qYhEiZL5nEPpRzQlXL6f5pV5wp4R7hhCLIKj5d idSn3xwifRBXBbUE+b9+5fHT8GSLdPFfPY601cHNiT9L+AbDpbSM2DeFzexMr6Uc 9oY2Q1YGiSNXYKoPQJKAEOtPiw69POOEMmcOCe2Ev1dhY0YRkuWwSoGE/MG9vRFK qLwLJaQUrvObqZ63cflDLmMTfQ+7lfjXrw0FH307KFqSw0ZdH3MbnuGsZlG+K8oC tmEHeJGZV8o2uonxu6B+akn0JfdMUVMcYT/U6gfSaawlmTmBpg/i8itmyBc6gHBQ PbCODAOBHmx6laipSOVeKzK4b5q+HZvcKM+j2rpnbhNS/+kanBSipCU64vVXSTdW HBNzxwTlujGNvGl4YWkjFF6GTwjWGWn7NnVz94F2t5D6DM7NXBBCuhp2oN3IlAu7 NqwjTyzMMfAwfAzLgYFs88LqAp8cWs12q6gYdxSkMLrL7JJy2Ls= =ovB+ -----END PGP SIGNATURE-----