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-lighttpd-php-fastcgi-12.1-squeeze-i386-openstack.tar.gz.sig gpg: Signature made Tue Jun 4 21:59:34 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 3dd312a419384b3002677e330724bae8a4c76d0d * md5sum 20a88194c6e10194d8442e9b7f13796d 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) iQEcBAABAgAGBQJRrmM7AAoJEIXCXpWhbrlNBZoIAKlaHNSHyo9082ZwKMQYB+cl inKF0Zw4xhX5UvnogANQJzi2Do/mYaxmyq4V6pKpOYivCNUIkttlCn1Nu0NgY0oh vFhexfHLOIE7AoZ28Dj8r6uHm2ZXEOEaggKjlczeVEkSC/i5Oc+oWzaOAPI6kWr0 33sW+Xr3nuHTtV1ONQ83B2ySBUTXgzA/5m4KOaixIKHCYdCp79sa4ywwsZu7wNVH 7WCv4n2b1xkvkY99kVag9XcIZArWwZtUOa52VdK+JmGu21IvQuS3mz3L8AZZeyg4 991dkhAItUGkX7ItebmbUj5aH3bQRGjDySYUlAcmU+xKGjIhLKIm3lIo3Xv2TkY= =O3QD -----END PGP SIGNATURE-----