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-dokuwiki-12.1-squeeze-i386-openstack.tar.gz.sig gpg: Signature made Tue Jun 4 20:44:46 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 601556de5c45351b485e68feb9bf2781df678888 * md5sum 127633c42c16314d8404e72494881f63 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 v1.4.10 (GNU/Linux) iQEcBAABAgAGBQJRrlG0AAoJEIXCXpWhbrlNoVIH+gO8tQOBbpod5qQn+ig60Q5J zvTAGxRxv5icwRPWTTRU8ylDUj6Y5JgYs6hUUNDPBCSL9dvU4LFEGDQlQBTOchYi h1RF20JkN35xbCI5BCSABJ3k8mcHk0b91F/Gtn0KU+g1EHwsUHSxQfgHZNCwOYk1 9QKGqx0FO/uhkKg68o3+/C8jX415MS0AJkYiDxN3SeTX37IxNr5oLyZLsGhwh7V4 IbSevTx46AoCXtWS9Ga8kpJH+ElAPWbcLB4wDMCRvc/uYOX7KrzMq/ikk+pfeDuG eZ6rm15hbtOf18Tmp43mvpNCllX0FwyougDo9YW5fXnAkXk4fYLQVPgYAut3/64= =//YD -----END PGP SIGNATURE-----