-----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-django-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-django-14.1-jessie-amd64.ova 648a6aaea36acb52b245ed8f86203bfc $ sha1sum turnkey-django-14.1-jessie-amd64.ova 6e941d8cda319130c46925a6fc8ed5e870ca4302 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnxAAoJEIXCXpWhbrlN9aYIAJ0sjd+KP962tky9Hr2D8H/0 K4gXQSolK1gGmWtzpUhlawoj3f1CK8+CzjYd/6vpdisQhrs6UVvr8BioL1K/j9G6 ePuRWeiJcHvuBLIqzDCLa7tSnMHfTHa8ZyfQf65dRLmtBrlW9T6/3SIs9vy1bXhh SD5Dl6IcYQJNRS+lmDAJTeFYkxgDLep3Y3/VcGSkpjsIcE6/t6yxB92wTdfWE8kM nTggxZBJHvP47PIRHdMTJEfSOnUUjjligkcaWMzLPj21UcKjYWosxhx9niEgC+Yq Op9XbxRALzxLt+RUVMU37f+JtWhbFagOAvH4t/ulGMfzyQ6Ul0uF4Hhud73M850= =tM1n -----END PGP SIGNATURE-----