-----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 debian-8-turnkey-bugzilla_14.1-1_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 debian-8-turnkey-bugzilla_14.1-1_amd64.ova 449523986c2d8cb9ec18552d630824e7 $ sha1sum debian-8-turnkey-bugzilla_14.1-1_amd64.ova f47b4e57ba52f37d12aed6e8c91234053021290f -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnpAAoJEIXCXpWhbrlNe10H/i9pZybVOiB4jmQ3zY+Ad4nP dVuDeq2fD08TeZQlGOpjF+jmIlV6NfoBPvdN4YF+Gpa/MI86Ezmoy6Xteiwz2zua m0H18UYArGEXQW9u5VvVaiyvkjopVEue1ktWJqHzxbjO86djfTzCwEAzATGJR90t bWayLcLuLtRzolc68QKu6ExS0YYdjyYeZdUfK+C0b6wvP71hBAuZPjapCGjW5dPq RHGHKPG5fDKDDOWF7WOxIR/1RXeH3xhTJ5LvZ4jzDM5gWqdUDfFqb4q/mdMHa4BD AaOyxGFseOYRfrzLCj84z1o7HGV0CMTB7hx9yM1cvAOWq29VA6AeJM22ScIaazE= =kBIj -----END PGP SIGNATURE-----