-----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/18.x/keys/tkl-bookworm-images.asc | 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-mysql_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-mysql_18.1-1_amd64.tar.gz 018bd71b87768edf9604d023ae7daa3003c30f61e2d092c2ee9d324d7637e3ed debian-12-turnkey-mysql_18.1-1_amd64.tar.gz $ sha512sum debian-12-turnkey-mysql_18.1-1_amd64.tar.gz a00f39d0fce3d9282d5a978ee25ff6f2f92db4ff02dd52c8db4ec288e8c25dde0579fa15c9224cbd1198f6983819b709a3baca80174a64cb722301df86666dcd debian-12-turnkey-mysql_18.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-12-turnkey-mysql_18.1-1_amd64.tar.gz.hash debian-12-turnkey-mysql_18.1-1_amd64.tar.gz: OK $ sha512sum -c debian-12-turnkey-mysql_18.1-1_amd64.tar.gz.hash debian-12-turnkey-mysql_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----- iQIzBAEBCgAdFiEE0achB3UVKiMsY4ckkPLGHN5q3jcFAmandY8ACgkQkPLGHN5q 3jcGSQ//fIsTdpVwdupI1SfeeqNalvDEHhK7FlK7ak/elY90IHrJCqNrysBClAfZ 2D+kbeKHtO404ewS1QYnzv3YkEdtVQWhd6qFVawCOsw4f/5H97scKfhOXUer7/uK BBkcq9y9ssnZSgbNkKTJm0grpj9+dtY3zYW3OLrf7I14AlEmPnvfH41AMHqyCJpG 2Ki54jmniR6euuTeNgqVueDc4FAYPxMqDTFp6o7zIs459UGScvlLa/eNkHGVbZCw HPI198dO0erDZ+EhWL2tBVpzUzXVMpAKmhmES6J+81o1UcfRUNmsRe1o4T4942Af m9dZDqvP/kdaawUJgXIJH18qRfiIfc7v2y/dmj46l1UlnsXFpIgnu0bbrUAcDQl9 3jAfTpWQsfUADr1LxO62wjT58RtDrP/VBRit6dngJnc7BQVJ+8DzHzsR6NN8xacD LXSo3NZmBueJb5BbQDY9DxSaoZtc8yqK0xKCoS2v8JFz9YLS6iPOKz5Mqqywrcm/ cuxjOcJ+1QSRa+CbHoIdLvsiMd63DNeUIEp/32/ymhaL4fNvrsOapfokti9Ovj8W koNCbE2JjsgIH6DPXvMKJ8niHvVAHFiLbNpt9xQqX0w/fYnbU4nEr/X+fmNVtZOx 1d3R4PIyop+6FQV6URa2buAlqEt1K9eVWj1DMQm0gbHBYxfBVgQ= =eWLi -----END PGP SIGNATURE-----