-----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 turnkey-trac-16.0-buster-amd64.iso.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 turnkey-trac-16.0-buster-amd64.iso 9534766a37a10a6439977b8acb956c7def439593c6a45a700f60c26aff4e2a45 turnkey-trac-16.0-buster-amd64.iso $ sha512sum turnkey-trac-16.0-buster-amd64.iso 62bec44d9337cc6c4f9f7ded752d8cdd57d477a1a8e60880fa2790c4feaf5bb24d6ac319d6dd9706dbbc35d56140774bfe50d82929aff4364eb295ce38081faf turnkey-trac-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-trac-16.0-buster-amd64.iso.hash turnkey-trac-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-trac-16.0-buster-amd64.iso.hash turnkey-trac-16.0-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl+L/WcACgkQrF6wBJPl vBxSSxAAlOyjrLCPQ7nn2LGZOdwo9Ax+5qwuxr2ev1rkdmWO3TrmhlbQGG9uqGUI tYHSt5106pAMoyfqQK+RkasBFbTnHp2D/vcEYM6xYwHdWdMgzOvK3HnPiWPbDeLl OQ3/jh/OBxMdl9KSeulbIzJmqZMRN5xwYUSlgpfo7rutuR+O5aRYcXzUO1771J6m eTP07AVbLrMhMnVNluXz0/a7ExWa56y3J+FUTYndv9DUuF35iHmoGtGgIfFsY8zx RIUeeW5Mx5NCk+8ZdwQS4Gplg9oVayUG8LSb6rjSfvJoD3OJksGAWsuovlaJ6R+9 I3/JNbWEVMtrXVOUucO2XzMCzuHHAnGku/Vxh1Kg4HMxoyIwXUx+L5jL9r/72oif hFg3ehjt1qjV7RcDEzYX3QSyM9+0JtYb8UJwRON4jtjeHWcXwZ+3InX3u4e+rs56 JAgZtVQgguV+7qXP13yU75OySeizygg/U1Eh6JwN5STT2HO2Sb9nFssxA9oGv/JA Vn7YSTCg64RNpUsSr4KsatbRTC92c+9ctJVoJ9Tu2MO/Mpb0GSGPRjZs1mavLwfY vIU4cXnhGm41xbATAbUKUp6bvz1KmNrXaIgsVCbOQxLGsTYv5HVSHCmWbCTQTIlN rCLm0pydZzfv8UQye0Vkwo5DY75aJLCZ2dcpbv0objlXrd8CV88= =C2PM -----END PGP SIGNATURE-----