-----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-redmine-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-redmine-14.2-jessie-amd64.ova 7b895f92981ce6f260647deae2b2ea359e6b696830fd9db6fffa94eb7520a78e turnkey-redmine-14.2-jessie-amd64.ova $ sha512sum turnkey-redmine-14.2-jessie-amd64.ova 0ebcc5956f9e60cb6f4cea24a524f0cdc5105a33bcd372beb29fdee32a640568b42626de54ec9f4836b5a162ebfa2e466ec3f3afd488b0492e4908d84bf01426 turnkey-redmine-14.2-jessie-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-redmine-14.2-jessie-amd64.ova.hash turnkey-redmine-14.2-jessie-amd64.ova: OK $ sha512sum -c turnkey-redmine-14.2-jessie-amd64.ova.hash turnkey-redmine-14.2-jessie-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKlAAoJEIXCXpWhbrlNwioIAMZAXMUoDncPkvFSqy6A0Mm3 7G5eEEgafVaWM7O6VCztc4vUQdaGyV/1eCY2EPpPR2WRl+hrTSyblJa9HQGvOVxw 1TqDex9LwWhayKicBbOu0Cj2i2sT1mYupZ0TFkjstWvfQhsAUObUCEg/dd73nULw gb4yXBk/7ctygIfZyTTAm3QQZubqPYDI5blzU9HrbYsmY53QXG4ntjgFOHQ+u1hO 3Jq0MGa98eTPYOl/nwnHEeknnbkJYP1bFXX+/CVhXukVQwpvB6An6hTHXY+PWyNe tX5UNquj25kEsDr1PhqR0BIBJMw0sIOrOa5739I/M2pATRJqeHkqduMZ8WsWOjQ= =o40A -----END PGP SIGNATURE-----