-----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-revision-control-16.0-buster-amd64.ova.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-revision-control-16.0-buster-amd64.ova 1a9cef13345673d374288111ea1741fc12a6d2811b6ec0ea25253080f526d1ce turnkey-revision-control-16.0-buster-amd64.ova $ sha512sum turnkey-revision-control-16.0-buster-amd64.ova 55e11f7146819438c9d6efc6cba2d930b3c3984cff69357f0c1a7a6ef5275b1b5dc9ce021a874cbc268a2466a0e26c212bb2ff7bc13695fbe957ac7ccdff4b46 turnkey-revision-control-16.0-buster-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-revision-control-16.0-buster-amd64.ova.hash turnkey-revision-control-16.0-buster-amd64.ova: OK $ sha512sum -c turnkey-revision-control-16.0-buster-amd64.ova.hash turnkey-revision-control-16.0-buster-amd64.ova: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl9LYOkACgkQrF6wBJPl vBzkExAAr60S4EI0bH4OCf2GKP0dCp4fOpGbN0/RXwkDumaX10axc4N1eyQtPHHR 7T+GpziTXfqbxP4DHKe2SQH/2KgFKNeeEumO5TjZlymzPYg4jmQX80bvRNz1faUC Gh13a0CawSdLYJCIervVcyMy3Xzx/41SNzy+LJgNHHJ3lU/ycaz/w3n/9zTSCaDY bJ5Byl1YFmcSXda3z7oAVVuCH1OmApooG4szY4ujHnea6bzZo4payx9DZZZO5fyL hLTrd7Z/+kTk8AjFSS/Drq7dO8SDJQ4MTbqwQAAycivasz8/dcwGW/cFBQFHcJmm o5b/4/ZQXcDB21LiAqx447TuIKZG2BwFK4Bei+LctE/nFYlT9AiwP51UmvBgeFzn 8TWMvSQ36GuUi8UNfHP+uFqVYEJ8CpmmIZRrqZU918AG7UDV1rDCkaO+MLeVplx5 5Kdri4vsppWADKRJAT8Tmf68JnmzdMdbxSiVwVzWl8iCq4PFnAu4hahZ16jPOB0k OXr3zTJcDlphnPVRe4fVicM49GxP4SEeejQyqa61BISKmG+3SknbhXPlwpfEHoQ2 H7MuPQciHmKmx/qQ0Ofy6ozXboR3g0TwrJkSJa1ZNQhw8Ifisn5J3DA0Gt5s8ZB+ mkO3oewekP9cBIRaySF5YSt7PadqrhYPDUMYrDg+gBu1oaQwj30= =gPHG -----END PGP SIGNATURE-----