This signature file may be used to cryptographically verify file integrity, like this:: $ gpg --keyserver hkp://keyserver.ubuntu.com --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-phreedom-13.0-wheezy-i386-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:33:43 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 6f52893cabe34a4cfa9d99c18c774dc5fb4308ac * md5sum 3e0128c2d8098eae364cc5c980f628f4 You can calculate these on your end and compare to check for errors, but cryptographic verification is recommended for security reasons. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJSc3VvAAoJEIXCXpWhbrlNd0gH/RCxepV3BUFnZQeTrsmDXbp1 rsaOpd7fovaHc4HuyJu4LgXD9RPx0OxeMoOd8VkUHKQgbwmr8yzcTn83DceRftua Pn1Zb939su0UskMs93Vxpz4Ml+Tn+cYIA9MX9LEHZHsmebVDod8+94kJHegGEk7T ++C+OxNTNESe401V8UiTVCfEfbmzjXWWlFMeHojx6H0xiUiZeOzYpJY5a0AF3YRo oJvoeFl3aZibydfLMMLXyVmDPnh7tVQo4kcJPAxIiRnfXruLvO3JKVyduTqINsb3 wGaINn5Q4L7unLEXMOz6laZTHpQjNCfgOdiHJqc/1gaD+TTx64M01cVgqUjOZr0= =JJx3 -----END PGP SIGNATURE-----