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-movabletype-13.0-wheezy-i386-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:20:34 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 8cc4c42af5458612abe7edb348cb22a2d8df2256 * md5sum 78b9a8747e3e8d56f3cfc3947399f2ad 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) iQEbBAABAgAGBQJSc3JaAAoJEIXCXpWhbrlNPL8H+NS3JdMJq3g3TGqhKapuGPhg AzxyGnSlTP7LzBtbaz0775/8W4sB37AsqHi+gnRXqxKs7rNfZn0yvv6Z+spWqdyg mQbIywMsW890obG2wcs56ri4AIgkGFa1l0NpcypA372wpuUURl2JFenQHmo6Tsoc LdTqbFsRnzQpNJkT/q3K1Hjiei9X7XZQTk5xZZA0GNy9JMInRQOK6jVfo8o2uciQ BXnbNmnLY4n5jKoE52fuYlZQci8jIXixYK3B5gE35OaZTrFQ+Zn7p5nPw+anEUke H8dbNH2YgNvNJJhaJOWLRuTUXFV343sPMhcUKOsMxPNwZZGfDuvq5P4IXFFvLQ== =srdh -----END PGP SIGNATURE-----