-----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-15.1-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-15.1-stretch-amd64-xen.tar.bz2 c67ee47b0fba7bfbf70dec3e917148c840c1928922ea99d687d7fa5cf8625dae turnkey-rails-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-rails-15.1-stretch-amd64-xen.tar.bz2 e8e877f4305e4c092209dd17773988b2ea0fb10cef7d2129b6cbd8a0a8a2df992b66e5a58c39fa924c4c9da865224f9d561d657032f6235771c1639edc2c5241 turnkey-rails-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-rails-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-rails-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-rails-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-rails-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pjQACgkQhcJelaFu uU0poQf7BALJhx0+LYR3K4QX+mU0Q4EsoRIXEQfrJodzYOg8bj6k7jr6o6bPlO0v wyrJWvxFGl6kM4Oq+ziO8YURCcz+cx9OJZi1FLgAp1JFz0CA8Nir34cs/s1faKjT oTxNigNhZPyvGzVu4kdMGf0olMQe+uKln946EguMTBhukk6+YdkDaHzm8gd4u6QD IuU7UmgESV0x9Y2KMoz4k7pvqx1Z81D3XjHmsvCBSbYablnkcjlQ+bK9AwJJIECT 0tTDDQ8hQj7S/ypS0WNXSfca7dGLSQOJl3NypUXw24MoQiXOaPFhlwAEgEokpHk5 Adt+sPDoXASmpz73eM10Wf5J5cE7dg== =xhi4 -----END PGP SIGNATURE-----