-----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-bugzilla-15.1-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-bugzilla-15.1-stretch-amd64.iso d23a7597bfb2762ce62aa130af355128c2714967e30e7ceccda592aff7c44b3b turnkey-bugzilla-15.1-stretch-amd64.iso $ sha512sum turnkey-bugzilla-15.1-stretch-amd64.iso aa101451d17fbb790d74d79dd569223546c39f80dbed56e4ed763fc2197ff58024c7cacc31eb481e0531f756aa234bda19f2a80596d4bcf687adf4a79838f4c7 turnkey-bugzilla-15.1-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-bugzilla-15.1-stretch-amd64.iso.hash turnkey-bugzilla-15.1-stretch-amd64.iso: OK $ sha512sum -c turnkey-bugzilla-15.1-stretch-amd64.iso.hash turnkey-bugzilla-15.1-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phYACgkQhcJelaFu uU2itggAlDwkZT85KgYOnkXwauB8xT/9jFbRiuwt6pL6VEd6uJAFjrEcrddZQHkI 7KKtFI4UdhPKrAhf0oIcEo3n2mrtN0Kztw7Z+YwTPr3SddyuHK1hRj3MksOClQrL dpCaeE7nHRgwhyxKQHAqgW0XA3cKSBQSuN2HLTs2GBf7KCp4T3AgMkWfof3J3Mg6 kUBjZ7x4H1Z8/6gLTllSX4/SNlG6TlcwDf5krzxU1QTdcU81ZsYsH/wpAxn0VO1K OlQWzR1SvYwetWYaiW+rx+NOISLqEzlMOW0Ezry5ntBn2sH5H4aYsLGeTA26yk60 0LajH+ASuKM1eFUVgQKmlS8DiABZgw== =LY/o -----END PGP SIGNATURE-----