-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify turnkey-lapp-14.1-jessie-amd64.ova.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum turnkey-lapp-14.1-jessie-amd64.ova 4da005826b2fba395dbbe3f0b75c62d7 $ sha1sum turnkey-lapp-14.1-jessie-amd64.ova 7ae3c2a04a18b7108bd4b0a04b870a651415ac1b -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn0AAoJEIXCXpWhbrlNpfAIAMvwJE8ckocchJbm4bjXIWzr J1yej+hOq4zwRVbnMP8dX3uAEFXRLahNOFqMQiHdBEYEAJXLFzebHcoFkkGe5CMk tfSa6V6Ik4dGGd2xkn7Afv6PEHSHbYRS3wyI7yn+iReyKzrzap/FxyuVrYfoWxA3 NSRfsvfGyC2K5KkrNuPfTsxI1Q4PIqPcz/xlPeYrLHRneO8hVQuJF5LDFx0ZpOvX IVoZEfo0mNEq5zpHARf3fYHnWuECcb5kG0xAZpiXI/J6yV/GmoKazFWCqXw2AA4a s5iwxoJawcvpRnD3B+8GdkO+GUO2bubWjyfNmuTPJIjd1z0xhneO6QiiRNo08GU= =RY4V -----END PGP SIGNATURE-----