-----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 turnkey-rails-15.0-stretch-amd64-xen.tar.bz2.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 turnkey-rails-15.0-stretch-amd64-xen.tar.bz2 fd95953810d324d6151e4e93f31a95ad81b959f1ad61f692d82cd5489eaad420 turnkey-rails-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-rails-15.0-stretch-amd64-xen.tar.bz2 2cd8c58f38d8ab0766b5a11f038124eb70052ba20ebf80812c4a75caf447d0e140dc5da1146a11e1835ea60143273dc1d3ed628b61f26916106572c16504ced8 turnkey-rails-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-rails-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-rails-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-rails-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-rails-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++kACgkQhcJelaFu uU2wRAf8DbjM5qg4Lssf2/dRFi4Y+MhPcWnGyNuM3Mg76tq0m2vizGyhccsFGQhT E9ctYMMSjd64GLod7EkX73B4MTWChCgYBuAcVRFW3scVI+H2moDKk1BdpIUGfz3n ACJCGE+LxW+/hVWjmtuOZrvUb7NypKxaw4LsU8mJk/5KvYcZERJkG9BxZ4pXOB52 jrhFeRaBDol69j3RKRJh61VBVTGBUt9S9BXzz07vKoCcIZ1i9q9Yx0iSzTkk83tx owEWqo97JkhMeeLg516Q8g+gss07ayBKJVKVGbxKyvAC7g0QCa9Jwt7I2ld16lhZ 167DnE9kopPGtSdX4JGnuZcI5l4vfw== =tQJr -----END PGP SIGNATURE-----