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-fileserver_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 13:48:13 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum f5c1b2f36b61facfeee96a01e5d2acf6685df494 * md5sum d2f9676758ca106f36f9b060cb7e0297 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) iQEcBAABAgAGBQJQM5GVAAoJEIXCXpWhbrlNNt8H/A9ZSP0wJv3KzMqoCsV9FLM5 MrSV6OHJdN4b8IpFIW4cos/aUDCjtZZShRwK3nuXz0edq8ZTqGCkKcj8i1QCniLJ wqZiHL1I5DvbLm5rGZKYa5yaYC7DpowyhTaC7jtW0EVGLwWvx9kt/6y+JfGalkCV dhIbiIHRUZdi8Poyv+LPK6NHeb43I14qrzyg1BQzxp+XgAoAzJ6IzhiabYIpHemw cGbk+aw31c2HY+IuwYi7/5xQeUufzBcEuAAfbtHLIkiSgeoOkCgImYLJe1wMdxUQ v0nNR6Lf1bChFZdT6Wimg9B2EgqWND1WnQfXd1uNQ4VafnVeJvY8kcMb13ZRmB0= =LAJW -----END PGP SIGNATURE-----