-----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-mumble-14.2-jessie-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-mumble-14.2-jessie-amd64.ova 60454ecb309f23daead556e5f7848cd081818e390dacd3e7804bfc57a4776ab9 turnkey-mumble-14.2-jessie-amd64.ova $ sha512sum turnkey-mumble-14.2-jessie-amd64.ova 01afd78acdbba6271ccbeacedee516e64516d1a0806251e1b89a784781bc66b1ba91006b4ce7913207f1de67c17843b4140cc52c85647413db94e28f710abbcc turnkey-mumble-14.2-jessie-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mumble-14.2-jessie-amd64.ova.hash turnkey-mumble-14.2-jessie-amd64.ova: OK $ sha512sum -c turnkey-mumble-14.2-jessie-amd64.ova.hash turnkey-mumble-14.2-jessie-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo92AAoJEIXCXpWhbrlNrVQIAOjOawFN+fapp48p2mohrSAX MZGCWn5CxJ68hRrVTRLdeqMSbga04qDmwv/S7w3QqXmUBTYkz/1mof+VRjuMgPvv 6YrFa7lCEzjKlZVukXmrCKOlbfBLev1Ot5hQQMXv4kKVzo+AR30ZLMe9bDgXAa54 3PkHbQpIl4wvUhXkCRf+GcHuQjUZUrl6hsDa/Dzm1plwayn4eUalXzlGMNZbqNGJ fSiBrgmvZnWVK2D26URiYcmj5eXjDLg/agZgglmWBypEKSOAWXWP4QyqE1ppxlXJ AuxJyC3W2s1PatTOE9ipz2040M3NM9YWGiXBUAgmzUnM3qOabWDBsS/sX9MefjY= =PafB -----END PGP SIGNATURE-----