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-moodle-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:13:41 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 3cf398c88c79cd1ef69e034ee2b2f6430f407428 * md5sum 2f83b236147f6fdb66f64da910403c11 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) iQEcBAABAgAGBQJSc3C9AAoJEIXCXpWhbrlNds4H/0qUYSXMJ8EdgpTzpb7XzDAd GjEHOQ/2VC75YfnnZJVBkcjrQ8HcbH9qfT/S0rnczBNLpqcPpWsitR10J1cvWChr m6qQxHJzzqwMj98lUAp3ORTK/9ThPabbec1/W0zh366TWq+3U61cdmTlyDmewl8b wBsgn4vcbNpWwsHUNkhHbHGW1ebA1qg5Iv+VxG3gcUwBecqeOPQEqNRI2OOgLf/K thQEYiT+s0Mpqg1fQ9qD48PGrtOdzcvxeLKAQuHh7ZTuzcr+K2uznm9d/07Voh2/ J21M8RLTtEryjjZ2uNGaGnqe1qMaqcn+JKLJKP+rxuAYSn//E+ftUIBBKqUVMjU= =IlwZ -----END PGP SIGNATURE-----