-----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-zencart-15.0-stretch-amd64.iso.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-zencart-15.0-stretch-amd64.iso d4f2b5a782fb7fbc587b93f505f5b35ac4a90ad8ceccc705ae02a249007a09aa turnkey-zencart-15.0-stretch-amd64.iso $ sha512sum turnkey-zencart-15.0-stretch-amd64.iso dc71d022cd62958959d75f3b521964d04d454042e7a86ce79d109904c457d557b79bd92aff4320d5877ff0dd1d989c28e18fff67b41eec7120845bfcc5f4eb48 turnkey-zencart-15.0-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-zencart-15.0-stretch-amd64.iso.hash turnkey-zencart-15.0-stretch-amd64.iso: OK $ sha512sum -c turnkey-zencart-15.0-stretch-amd64.iso.hash turnkey-zencart-15.0-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAltMlT4ACgkQhcJelaFu uU3nAggAqwI3BApsH/UM/V4582jKKfS9QHTQQfUk5nFKobgyyxu28pjvfBwdS3Sk +65UkAuWf04SZM9pM73LsUAq7sTFxdFiLiwUYMb+zKxn2XDictryFO4ws1uxyn+x PLRKoTQwYT0HsY2V2vzzFX6MBe+0eGUIIyqwyJVXEnsHuGWjW5qWnEZvKkYVtoyU E3le9C7LVNM/v1jVmF7zCG0DN7tLsbPn9lVZwnOf0OaTCb/ZBA5n9I0Ceon0ikmb QbXgtiV+L4MOTvFQMnFbL2KyMvkPFklIQRYJbphA21b6G2HLhBLhvRqvRbylSQ27 VGF3NFcUGxLm3vxxf9rQxDLN9BIePQ== =TR9A -----END PGP SIGNATURE-----