-----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-tkldev-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-tkldev-14.1-jessie-amd64.ova ea6a88865f78ae420bbaf17620070246 $ sha1sum turnkey-tkldev-14.1-jessie-amd64.ova b721af8df41f27fcd14c14076e1c131213920a3a -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn6AAoJEIXCXpWhbrlNkHQIAK5JWWQnzG0/asnd85oxAZcs wpUmULhssJKsVtOEAAwBYfVhcS4ffNsTCWhH6BenS0LCi+v1LDHsiey5PdFgVRF2 W3PciEHHWThvz73LdadfCD/04WaI6Lb/Vb5WxTre3nQQ8xfl8cbDUO4iS1t0xkb3 QwOTAxG4PHPX8wyI4osxMPKTQvi0h4cYFZKm/ItvK0z9ifOIj3y+qQC0MdTENVUU ISHDqzxL0dEtodiFZqFRbWxucr7bEW23Rmspmx5uM/HwaFavOs0qn9V3PvW6n/h5 IiOVbwF92Khd+mbX8oeOTlsKMx+03tnDkqx58/GsAej1JUAK+LQnURkRi1+V2XU= =ownj -----END PGP SIGNATURE-----