-----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-tracks-15.0-stretch-amd64.ova.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-tracks-15.0-stretch-amd64.ova 95d95e38cdf853be8b852bfae946a3243c866d3b6d014f84592131ca81a36c84 turnkey-tracks-15.0-stretch-amd64.ova $ sha512sum turnkey-tracks-15.0-stretch-amd64.ova e540fc3cf3b3642f3ef532f10c8a039ee1e9237f862d70a616518ef0e4daa4f8cb1db26e4ee4f8124261e0f13699ea2d1862869e18dbc089f1efa19811494b8e turnkey-tracks-15.0-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-tracks-15.0-stretch-amd64.ova.hash turnkey-tracks-15.0-stretch-amd64.ova: OK $ sha512sum -c turnkey-tracks-15.0-stretch-amd64.ova.hash turnkey-tracks-15.0-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITP0ACgkQhcJelaFu uU3bnAf8Dugld89D+hjAr3tzJe7keCQyJwAfSge0oY60k27AYPHaKKbCwHQih+fj vDBRaRRD5bfE+e54doJzbdjFO/Nf1ZmY/WyocWslols8ypy/p5sagf/VFv7Help1 qEnzKV5LKfGwYMbKQkZP1t07VJ+qC1u47x8XRcxYEvi2gYPw4vxCtietUylLQwFw 9Frz0BmgjcjJmHbLqVbKWjJOd9M++qambeOUZ3NhXrjNhoXD6lOQfxhgMZfKxEgB O0q3BnvadbWEITxEEb3n2dg71drBVVpyL+c7cwVR1YgwBE34I82JntNjbb1vzjLP cReRyzZqVCQaCOsR2/6RTkV6Vlx6qw== =YrO8 -----END PGP SIGNATURE-----