-----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 | gpg --import $ gpg --list-keys --with-fingerprint release-bullseye-images@turnkeylinux.org pub rsa4096 2021-08-04 [SC] [expires: 2041-07-30] E10F 6567 0C8E BE42 ED0C 3A49 CCA5 1174 468F 9073 uid [ unknown] TurnKey GNU/Linux Bullseye Images (GPG signing key for TurnKey Linux Bullseye Images) sub rsa4096 2021-08-04 [S] [expires: 2041-07-30] $ gpg --verify turnkey-mahara-17.1-bullseye-amd64.iso.hash gpg: Signature made using RSA key ID E10F65670C8EBE42ED0C3A49CCA51174468F9073 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-mahara-17.1-bullseye-amd64.iso 60ee2b3041bf19b7332d6e11ec011f6c992970c98d7e0fde898185477bdfdd4a turnkey-mahara-17.1-bullseye-amd64.iso $ sha512sum turnkey-mahara-17.1-bullseye-amd64.iso a877d265f47beacc5b5869f56ccb5a3865a467a3784f5ecf5f0d4a1163d72aa1340967ffdae2c02bf05df646b20a13e177ba0b5858e83e47b7fdcf3499d4941d turnkey-mahara-17.1-bullseye-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mahara-17.1-bullseye-amd64.iso.hash turnkey-mahara-17.1-bullseye-amd64.iso: OK $ sha512sum -c turnkey-mahara-17.1-bullseye-amd64.iso.hash turnkey-mahara-17.1-bullseye-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE3YP+u+JWuSop/BuCHkh6RjHW/rYFAmKAx/IACgkQHkh6RjHW /rY8txAAkuzlAzGWUQn2nYC9eM+lt56zhklhnIULSf+Ctkzx12umgxe8vDnLv0Yp 3RlzMpNqwu1nlNNnEg+D+20CwLpaQGA9cFvTAUBfCgZdz9UU3eMYKQHP+n6QU18z pCefWovEgMSVcP0OvhOd0GFALX3WzX8m8jZQgqS3z4NrX8q8JQlr9eOMD09dSv14 EpPyBLOxveXTe+XditH1bpSWA09jbXHi6IVnlUaq48bxOfaRfIl3MLOuzovxPjOX bhk/BOu9O302MdbsEaY/xGhjD8ySZVMqOOBudC+pMMn0jzsfEXl94OL2nV2q+VHn wU/1bx0w47vkT2WYXVOaS5MKXWwvRpNi/+5oda1+fHiYJvAdd3PsLumW2H/1RErn CcZDs7sRyUlSiT0kdKL5bDrGioj6+3OVi38o962wb6IXWFzInFIqm0FvddEHQJac 6BE1HrnTPiJDfrlxlYUk23LWjr/6GeVRxMAuqF7HlsTzFC6blyveR6QzO0ZyzU5P PMAiWzi0v9CIjfV4hwsP3XFexnFyjOE5YsO/p9wzmr0iam+Aw+ciuf1ubAni/Ixn ssgiFy+4DuWIAFDemdOoFTq01QSLMJL+ky2cPgT4fW91VHNgOmtv9ZgiVRmGsn/z HX4zIrMnl1w2r8ClgQssMHGoHQCGSxbgkj/HIwm2ZldZMUyyiFw= =Jy9B -----END PGP SIGNATURE-----