-----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-foswiki_18.0-1_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-foswiki_18.0-1_amd64.tar.gz 569d9579ec67317e74f2163347fd463633a027acad0fd9609c0aa7b54b75e239 debian-12-turnkey-foswiki_18.0-1_amd64.tar.gz $ sha512sum debian-12-turnkey-foswiki_18.0-1_amd64.tar.gz 9c1195146ab25cb2739ced141d41c7166048a02e901000abfb3cdd91057472130664c88b7e3fe26f1bd716394695952fee5b90216c9aaa2f9b7452daaad18362 debian-12-turnkey-foswiki_18.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-12-turnkey-foswiki_18.0-1_amd64.tar.gz.hash debian-12-turnkey-foswiki_18.0-1_amd64.tar.gz: OK $ sha512sum -c debian-12-turnkey-foswiki_18.0-1_amd64.tar.gz.hash debian-12-turnkey-foswiki_18.0-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE0achB3UVKiMsY4ckkPLGHN5q3jcFAmX2s+AACgkQkPLGHN5q 3jdd+g/+K/ofcRxD3aCJALSCsmn9ZG00VoMpBjtdASLbv1a1MbmWHXZZMBKubfee 3hnBkWkEsg8u/Qtbg/Bsg2bzsgO1tUG/EPh3ORElp7HLJMfbe4clut/b5RevGRZa /B0GxBgAfSb3CznJ1/m9OayRjsxCbDki82N4Cfjr65HJjql/Cskew9Yji5Pxgd0t nfm9C70E6+UzNqGa/jxpYDm7BPRdNsQw3cu3mOqGDR/lu3alXB53nERGtnroUkxd Che0rx3OQYgFuhk6441bEffvivKbCnGwrocaS89UrEBcbr5n4+W/CUejZiZD5wr5 RyTUTwVlq772xotggB7kMRMHy7MIu9gKmaCspszE+ya+qJFGOWCPM8VX5GvVk4hS 69ppFP2SFNFMXW9RNql/dRnaaYLg6rV9wPu5JDoJ/DNlbwf8ei+S6onRcs/fTvMz dnNRi3YnjOALk/U8Hwq/OdfDuvKf2g1bJqhV1BtevXdGUHZ6QsTwStGRG8PPwm1y qPDOfUFChVLFb8tIx3AefwzD11+CTP6SmAaZl9Oabdu1g5I7AvgmR3Z2ygeqLSle QAa570bEvb/pHL7LO/ay48G0PQ97ftErpCRQrI54Yv6XJsipxQzuEXVcx0ApapPI 6VqYeBSmqQ34/afVhSrfbTqbR1F+u8ngZsWkQh2tuiihLkTDkWk= =npZK -----END PGP SIGNATURE-----