-----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-bookworm-images@turnkeylinux.org pub rsa4096 2023-05-22 [SC] [expires: 2043-05-17] 2614 7592 087C 0EDE 4214 3B63 7761 DEBA BBCF BA7C uid [ unknown] TurnKey GNU/Linux Bookworm Images (GPG signing key for TurnKey Linux Bookworm Images) sub rsa4096 2023-05-22 [S] [expires: 2043-05-17] $ gpg --verify debian-12-turnkey-leantime_18.1-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID 26147592087C0EDE42143B637761DEBABBCFBA7C gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-12-turnkey-leantime_18.1-1_amd64.tar.gz 2541678ca1d3d2716e8dbadb8f91cb7c0c507374f6f5b2ee4fadbe899f8a57dc debian-12-turnkey-leantime_18.1-1_amd64.tar.gz $ sha512sum debian-12-turnkey-leantime_18.1-1_amd64.tar.gz c81d78e5c1fbaf29826a553746de4169d6fd118dd4ec45e0744fd4fecfba44942c8d5a8a477a150b0c947072dd112897c2924c605f031a89e293fbffb1004112 debian-12-turnkey-leantime_18.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-12-turnkey-leantime_18.1-1_amd64.tar.gz.hash debian-12-turnkey-leantime_18.1-1_amd64.tar.gz: OK $ sha512sum -c debian-12-turnkey-leantime_18.1-1_amd64.tar.gz.hash debian-12-turnkey-leantime_18.1-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE0achB3UVKiMsY4ckkPLGHN5q3jcFAmYx8G0ACgkQkPLGHN5q 3jcK7Q//dbcu0aozotNS3c9J5SDuGOJv8SUxwYy/odcS4NV5SmRHYLbxUF2Q/G/O FlNdKIgNQvk35fV4Vq65iTgm5VhVBnDLiYSkZISC1kusGsBO1TjTzisj7+CjGOu1 dVMtddeloWA7iUBi6sl7qcBcA5Vfe5VsmMnu9LT8XQob3rbHwYS/bHRO3Illp1bd p1hA+NXW5h3R3ARCLhUnKhTaJD/VHlN7iEibf9t1auIwQfxagCk2lqZ6ldoP30lZ mp6QPdbE3aDhBizTa0qyO5lFeYki22n+iJWD9m1slpocNBji2BvkcD9L4R5wxsOv 8t7BED6SM4l6jYNgbKhDfv1jN/0cX2P+HdEwpKSABL4oZDc6oUn/h1d4mlP4izTQ J1IL3Auc6074gV9PTCjxsZpUnu3tyQZUVFeyF+yLQVixAfaJjc+vg9ETSHGayJ+6 MluFjliPJ/wNUtklz0nanq3cfDvKcfij9l+xinDCmYLbCN2KR9OyLuS7PYSJ/MH+ Hxs8E/NGwYfeh59q6f3qTNKWxVv9dDMu3QZgqK7zY9d73I/ASSPZ/ViwW+O3jn8c QzWyciIGMWNMwD7vvECZKIFZ/3hyBkcm8GSSRt4ki+7X97YRf2pL21l2C+P3yhqg knnySXylWX+n9qg/0q6ZOnYwjOZSW7wk/0MorIgUaInwAFIcuDs= =SwA1 -----END PGP SIGNATURE-----