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-torrentserver-12.1-squeeze-i386-xen.tar.bz2.sig gpg: Signature made Wed Jun 5 01:09:04 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 37f1c69b357126150f58e3138b60a211ee3714b2 * md5sum f2a78ec5e42156971794a4b684d2fd14 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) iQEcBAABAgAGBQJRro+kAAoJEIXCXpWhbrlNgtAH/RJUrjMczBYAGipVa5qGLxZ/ AdEBGyJjO6yzyDwjJ03RAd/kUQNGbKiCcH3QCtfSR2Zte2ShKcEJNqLelMytB2be 8OUTP5UT32ukg0MATCd+T9SFqguCIgnx9HblsI9VF94ehZQG5aIVzsqh3PIQxRDF vjRb1S4XUrUkQm4dQlPA0DNewEgHzW4QwlLckJ8Jv6CjRCQIKv8RDF/68sscIMry Eww+uLaxwRiElI7bpRd62HstvsJL0Gh9uufy3yOEwlg8YRGmoVVhAftOOUpQtWFv nBLZz0YyM/apflQ+anBFQQCTdlmqXQdpmEFbdm6rFdmipohAOayqHLrrPHKseJU= =PTRH -----END PGP SIGNATURE-----