-----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-moodle_16.1-1_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-moodle_16.1-1_amd64.tar.gz 6b7abc24b3006ccdecb205b901ca286576e6b16011de643d1cc57715b56ba5c6 debian-10-turnkey-moodle_16.1-1_amd64.tar.gz $ sha512sum debian-10-turnkey-moodle_16.1-1_amd64.tar.gz 69b10538b881655421a7583b61f2b8226932f1fa3d129b868ad0f1dc05a7e5fd6fe56b889040ff157bc2e7ea6174108088f5d851f74a14726ae55480d732eeea debian-10-turnkey-moodle_16.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-moodle_16.1-1_amd64.tar.gz.hash debian-10-turnkey-moodle_16.1-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-moodle_16.1-1_amd64.tar.gz.hash debian-10-turnkey-moodle_16.1-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmB728kACgkQrF6wBJPl vBw0Vw//SXWoSDdZzX1FrCLxkO+J9DXZoaJSHzi6wc2/8nBJTHhriuZhyPsrTZjT dgfkxSScmpwVJUk+MfoOe8QkIlJL82Q6lqnYaPQ9bCO+e53d5Igdq8CrwmfP14eL C6ME/daw4ZJBMac00cvRII3O19UnzFdhBVKO7OO2Dnvtlr7qsNKt7kvgiHTs0tUC Bwasb/A5jXRdWkSLV+hVdx85nJh+edBBGbugUbMn34OJqN5FaW0jE8hhwETP+I3K z57MJxVgEXjFyPOkKaS3BEjiYruSpFT4VF4Rnaw2iKL5aCFs2js9XlhWVyk32S2r uCNOONQVJvWIg66cW9B59kAqiaCGrwTrGR3VeYD1s3MCKC8qn33oDJFO4sVC/d/M t5HihN5b/Es/oolmk7CfKZj0XqN9Mur2dQrcd0o1uJiZUIhoALyfj6tRnhgXkJuA zxx/8ppurAbNZzCja9h2Qr9k4B8JQ+7z0D9PZDHdubOpSJrofkl+Sbgfg+eCBb0A Sw7MQnzDJzNuGgQ1r64EX6Lv5klhCC61n5xA84AV/3s6gP94bJomRZOAm/do8ScQ KToY4ZwYDi+LxynhPXxhT1Q4dQvhN2Dyb+5vR1bsaONbxLIdh1zfVTROLz5ApnVl UzuKlgv2KUiKu7n+LHOn3fK7aQ2BDHqlUkG3Mt+EiiRIVngw2gE= =SvFy -----END PGP SIGNATURE-----