-----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-zoneminder-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-zoneminder-17.1-bullseye-amd64.iso cf9d318b3602987a3f19ec741938da0a640b083edb752a919e1d79389c45a3cd turnkey-zoneminder-17.1-bullseye-amd64.iso $ sha512sum turnkey-zoneminder-17.1-bullseye-amd64.iso 205babe501f3eaf8091c9f5466040447b79fee3ba4532fdfa5598b6e9694ad30b6ba0927263c0dbc5c9b5033a5b6a0b0424322ad6c10ab14e02e2e9c78502ca6 turnkey-zoneminder-17.1-bullseye-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-zoneminder-17.1-bullseye-amd64.iso.hash turnkey-zoneminder-17.1-bullseye-amd64.iso: OK $ sha512sum -c turnkey-zoneminder-17.1-bullseye-amd64.iso.hash turnkey-zoneminder-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/rYFAmM0CT4ACgkQHkh6RjHW /rYIUw//VErlRHEVOlRs2sgZoE2gGW79aUwGePr46WzMenus2OJUuceB8v/89wqn 3+LlAiAN4B2f1ulAFfXcZreCwAbUw+fMpbc7D+jEO7YpJ3/yNoa9q1F2Z4eWMK/0 fO9CzrfUFZp2qKdrCi3zbcl9P1PaItbQ9HbywL+s2Atxmp7yiznC81cZrlEWVrw8 9QFjBlX0IX4D16iGyVCP/nW7pkhNKsbEX81yYzUETQ3esE6gC5iYRDk8sPosAtk6 kzY25w0k6STL3dEwYS8+tz9zZrvbJas3MIlnZnMQiAziLf1FqxkUGAL4bLPaWiAb DRpsFz2YlPD9v/yu/fINI30gc/NSEpxm33Z4jcgvygN5tWeFLIKY+UaJijO1suN5 ManutnOdq0wE8bFkg5UQztbNY9oeTHAAWDgBLewRFEjuVyFblFUcyXDlHv0thJ6F 0mAGKosHGcQYhZqNh3gx7pPM1Js+Vs7Xb/RkXQbpeApSfF6p4hlNeqPYirVNscs8 lou8TX9TU1E7gq8K5QfEb4FaSQBpSHhepsuzhpQFGT9/wC/nNgN8RMAq1+p6p7wJ Dnm9rhxVb9lwWDD/4AP3Fc5pyF4T297t95GMZ6jj5Jd99usPETYgknJr+klzAAlR Pu+l8x94BXm0qWGMr0WXY6Q6SvURlBx2Kf1APejTB1ifxi7drxo= =UZ0m -----END PGP SIGNATURE-----