-----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-web2py-14.0-jessie-amd64-xen.tar.bz2.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-web2py-14.0-jessie-amd64-xen.tar.bz2 f09cbd8032ce166827aea3566e7789b0 $ sha1sum turnkey-web2py-14.0-jessie-amd64-xen.tar.bz2 d6759b3ba88bce5f7e3aeabe95b1d361f8461e74 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMdiDAAoJEIXCXpWhbrlNj7kH/2MCOnipFX/zp9FOBdzhnaWF 7cRHgvZ18ENtZGjBgV2f37JgFUNKg0FJ+TKB8/10gdawzSooWRFxNa5WcKzlvIzm ATVAI8L3kyXek7AyJZNpy2OT1Tc7AsCPlMEqIwr3lboyrluKXwsi4owcAEGTU58l VkWsMuQHnJn1NycUOh6atcbuXge4YfeW+MGwdjoX/gAC5u762LHB2+V6YH/vw6kv 3y8gEate9SWVb19FBJ4YLIZzAvwZH0eMA5D28/lN0OqbO7HfCFlAx+h0hIQgBOjJ M2sX0aKAhd+JdGkfbobDQ+OhY3G8BJJE8cbQdZ+Pb4lDyMwgz3/Yt6CV9Vrg/Ec= =mkcm -----END PGP SIGNATURE-----