-----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-foodsoft-14.1-jessie-amd64-vmdk.zip.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-foodsoft-14.1-jessie-amd64-vmdk.zip 5eaee60df36018b56a0f5e6bdfaabb20 $ sha1sum turnkey-foodsoft-14.1-jessie-amd64-vmdk.zip 438f89075d6b41dd74011b015014de4bd1aeb8eb -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnzAAoJEIXCXpWhbrlNwbEIAOUkR4KAbXxtB3QQO4gAyruz r5P7RucU9m4uTSwvq0MJX/4/C/+HLNXdLdIzadj0OVWCZDvNUNYSzfFX0lN7B+KS k9RAWpHqQPq3skm+TVDIiiT7gePimwaQ4dff1bD75z9TiPUfNRXJ31fRr/0kTzgQ s9bBnI9r5zDtD57B93UmOfPulSGAFGvvSVPYX05musi2cHXa8wvgVwfNA+GcK5Z2 tMInuKg55oPODKtmXL0McRY8sVoFMhbszc3BnCqZd1ngb55s61XiY7GD0SC56WzX dYv6BwXGeS8zTLISsNlITlNf+BDPIIl06sJAA2vy7bQSknvx2WZnt+OMymECsgo= =8lA3 -----END PGP SIGNATURE-----