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 debian-6-turnkey-roundup_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 23:54:26 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 04a8ec396cde32b2b16a41d597b621eab44932a3 * md5sum 46770ae3e6bdbce0ff4eca153c7f01be 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) iQEcBAABAgAGBQJRrn4qAAoJEIXCXpWhbrlN59UIANgWIyiyWvEBedDtdjSEqBFE kPt+d9d+8Q/6aFnl8st4RqiPWNEO8rPhYqs5qETbgfbnJzNwgeAqRLx2InjMi1eD 8CoMCVERuWc7s/rAeeskkTJixuedFCxfZ+of7FGWAAbBfWKYmuUh+Ak0HBvZKzLQ EnUgZ/Vbeit1gMs9SK5foMTj+22gJFYGnnenhSpSfbNY/yB0CBdhwgCbf/TVa8Rg lYUM0hoxgcU50aTn6YsM0lmMoO1JdVLhoWZmK6m1JgmV6E3CEDjECLD+OB9SPP1J /O8Fw/qckSkZvCAbt+tgrLmnfFRNtR6ijqY0kOq+e6UJklSbxUojbd0UF1MurzM= =hin7 -----END PGP SIGNATURE-----