-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 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://keybase.io/turnkeylinux/pgp_keys.asc | gpg --import $ gpg --list-keys --with-fingerprint release@turnkeylinux.com pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] Key fingerprint = 694C FF26 795A 29BA E07B 4EB5 85C2 5E95 A16E B94D uid Turnkey Linux Release Key $ gpg --verify debian-9-turnkey-gallery_15.1-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key " For extra credit you can validate the key's authenticity at: https://keybase.io/turnkeylinux 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-9-turnkey-gallery_15.1-1_amd64.tar.gz 6cbd1f2759025db3fe9975b05e9a1dc88e0a5fe1f36bd978e83c73e425d2f242 debian-9-turnkey-gallery_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-gallery_15.1-1_amd64.tar.gz b92e0f4b7ff83fbcc2867a3d206fbcf930241573f435e1923e211bf9c20d8030e527b58bfacf32dcbeaf774c597addaac5f3e0bd1036e6aae5896d9df4f5b89c debian-9-turnkey-gallery_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-gallery_15.1-1_amd64.tar.gz.hash debian-9-turnkey-gallery_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-gallery_15.1-1_amd64.tar.gz.hash debian-9-turnkey-gallery_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pg4ACgkQhcJelaFu uU0moQgAk5KqC7+AN3yh2XkCaWcCYPDnI9aiq4ZfvIPpb9aa2iJZKg/0gbxZGdox lXV2/cyu0qfcY8PFbbdwNRpT9Ru4JA3NrlYSEXdT1i9h/oD5zlt8BNnwPt4kiyjt Hak54XKJZ5hl1OvSSygnii4cyVSqOTGctvinVOa/I43vDsDr/8n+R3Np1TH6U1+E ftMStYKi1p6Yafl43Fp++zB5D9Sw3Lh0I2fk7zsh6h6bCafbC0AaZVUqJ7gIZPvz Z/72FXRXBBGM/UmPwjyAvN05s2lsnlomiV4CGZfvyKRKRiMsfbHxdgaak8Mpz3Cw ns8NfrCdYOR9WrmhDlxU1ObfriawBw== =urvf -----END PGP SIGNATURE-----