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-clipbucket-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 08:47:27 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 67dae07a70a57dc4e6d455af78de635acdf2e69c * md5sum 322c77fecdbf8104606b868da1ac4e37 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) iQEcBAABAgAGBQJSc2qXAAoJEIXCXpWhbrlNm/wIAI+YcnlVHdKli7XOvqvb9sek dJVd32GpfOTvY3NWcK/4+yDOT+me4FfQcIMt3yzo/e4UYCZtODDGn2VSFu3SDnc8 VszcAzo33SXpa8XyU0q0sB+0L0bO3Zgdw7kBo9rRor21AFZiqodFBXRCzUXYLevp GoP67mlBGidHikL6Uw9O2mnX6D6iTDF791D+NkFeFRVOw2QYhpbhUO4xWdB155lC LX/lbGDZtr1TJCxSLOITmjECrHOiMurdu5GKo6KOz+7UkaYd+JVVgTe0R/cuMQI1 lE6MKCOlPSk/+3X4XWfcdO0n9ocWxaIERlIHEp6CaZwFZtF9RXsxg3z+oHCcREk= =oKHk -----END PGP SIGNATURE-----