-----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-torrentserver-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-torrentserver-14.1-jessie-amd64-vmdk.zip 2714cc6183b88e52d963fc838a9a6c97 $ sha1sum turnkey-torrentserver-14.1-jessie-amd64-vmdk.zip 0689d3bac2b4cc5bb2f33b08bd75e6d725614e94 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn7AAoJEIXCXpWhbrlNtDEIAKAjLNnAF5zbcZZF77SR8oDx I8AiXI65VAbQy7inNRKCq8CEl8J/omfivqTP8nTreR34sj2FI26DIG2eKIb+COAM krn2VBdsMHamPI4MWDzV4NY82j4Rc041J54XcHkRPOdX6D1FazVx8EaRPWp40Cd3 qKmx0GHYxEF/qWMiFAiKzxfXjwh0pLF9eCvp/R+oo+PCmNmpqC1JU1voD6GKcQ3o NgQfMp3Ke34V+jl+pm0OtGUNae6M6lOoShQA2xSp5x7tJz0AlILp8tdh/Up+m1Ku kp16yHaDAdze8Ok70t9kkRDKTnVKEjMEhakH2KTM8DKiohe5vwX5YOL4thdJRz4= =9fes -----END PGP SIGNATURE-----