-----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-torrentserver-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-torrentserver-16.0-buster-amd64.iso 049f32c5a0d1bc9d095a83f2cd195cd9446d8da318a3c20c803def47e5663509 turnkey-torrentserver-16.0-buster-amd64.iso $ sha512sum turnkey-torrentserver-16.0-buster-amd64.iso fd7ca18a3a60ec46317f555923a72a7c8df0706be73a560986977885881f595fb2d4f513fcb87937ac28bd5cdaac5cf62adf3cec8f47b641709bff790a9b89d1 turnkey-torrentserver-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-torrentserver-16.0-buster-amd64.iso.hash turnkey-torrentserver-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-torrentserver-16.0-buster-amd64.iso.hash turnkey-torrentserver-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl8UCgUACgkQrF6wBJPl vBxdUQ/9GReV5mIuImq1y8fgILTNETii3vqRJJD43zhtCCvzoRhqCfSbRLhQ5xIw j5i7sTREh6HkmlPDDqDZrXQrVUPlyQdiNMmREUb5/Od4TGOEPMB3/GbQrHAeQCXF x22vnuYQIzDiSoH1hA3bylD/d1tJ2lKfAJPJkhItHQd8rVzpWyImOzhyh/5pe6Iu MIHszkjOLsn35xT72nR/7lSnsDufhclk6e+rVAA+jI925VzAR46OueGUiOKg65Yo mSvFhzxi0go4dbXC0m6pr38w4VnD6xYJieQd2g7x7cJsN39ZMNc08FjcyUwoEpVg 7Sqyd6RsyeWWyG86Lghdbp5sdUMCamETURpmfl+xt/HEl+T0Mh9Qo6rwuXS2xGmQ Dtedi8oQgrQ1Q/XtBU1pnfW49jqB0sOJGF2SudtjHHhFZ2zohHRrZyAX6vWpmwoi /9SLYC4A+aJtbR86c3JfjmtRLFayZxnHRfB76DAtKFclxuiC/p/m2436dIhPpwr8 NW01f/sMc/pRJGRBzZx+nCNjCmzkehs1jUhh3cUJ14p2gBznEaps2BGRWYSsFurA z1yMrxqCF74FdUksPtbSY0QhdrekwhN8Xi0msmihs6NXZwMX1CUe33SfMAooQbue vTGF7LV32ryQMBjn7wN3rmAvTsP5sUyixy0ipIBtiIsttPXvVAY= =A83G -----END PGP SIGNATURE-----