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-mantis_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:19:51 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 6381323c47d86fa730f49f90a73eee4cb73bf15e * md5sum 12671c961dc1f6fc81c6e6a4db4aef9b 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) iQEcBAABAgAGBQJQM5j/AAoJEIXCXpWhbrlNVuAIAOVhw+XMLzTFeKpx0qNAGBpR PZ+eKdK47hEGf5wQKeksPhuN2PX+VzosbnHOOBZKA0JTppQ8+hJkRdI4Lxd3qHHp jYkiN48J6Msd4ocsdXTm6jc7X4jHjoslftd8kXNlNi0hkNovUvFn4rEa6gYAaJ1W nOxAjaK3fyvWsDL3D2j4Npt4RroHQ+2gYZWZ6NzwIvlh2VYPp1RM/nfcpp7oFBkX QQewjksLp6ZQvcjgwCJ+u8GeenfuZqprFxaoT20236dXXXNB+inLhtZQOWNqtRd+ Co4TA8mlnWsqO0uVQTj0DvSJIQkUW8TQ8FEFuNB5eIkIyfwBUttNH1p2M++BpZc= =zfmm -----END PGP SIGNATURE-----