-----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-gnusocial-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-gnusocial-14.2-jessie-amd64.ova 8e1ab3742aeb26a450b0f02047e6c48027a7ae3e06d71fb97eee2868efce290a turnkey-gnusocial-14.2-jessie-amd64.ova $ sha512sum turnkey-gnusocial-14.2-jessie-amd64.ova c0307c1b8d9320fc85183baaee56657e10efeaccf873c251440f596a2124a4418ec081b46edda205ce06f154795d443ccbef8d22188cbbceab1d1c1cacf386be turnkey-gnusocial-14.2-jessie-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-gnusocial-14.2-jessie-amd64.ova.hash turnkey-gnusocial-14.2-jessie-amd64.ova: OK $ sha512sum -c turnkey-gnusocial-14.2-jessie-amd64.ova.hash turnkey-gnusocial-14.2-jessie-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKkAAoJEIXCXpWhbrlNqIYIAIoQiGergZF1zULJw8YsGq8K +6MY7vH4AcqjLI1z1vxBp03Tul7Tx+zwCpdHW+FH2fPRtSTFHSilmOh2h4mURs5j HTa7H/XBIGlY2vzJ/NEmIkEjggbk2F47x29x5iC2Ud+ivGgcRkgD6GKNFrRgZ8OI tEjgdpK1Khp4V3wihw2IcNSf452ydoDB4uH+LVyK7+xbyalJBBOR7Fu3b5EWMPJ3 oOzZjEQJTdW020yEnJ/oPkI857uor+azud/gy8tiMRofSfGdKv0nekMaYdKmScGp 9co9Bq7F6/KnKluDHxSGryPbBSgsTqRWJsgJylC+MxwSoirfEH1omq6Uak953M4= =XCkw -----END PGP SIGNATURE-----