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-gallery-12.1-squeeze-amd64-vmdk.zip.sig gpg: Signature made Tue Jun 4 13:36:58 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 117cba439f652aa35bc494860650f22f58b80ad0 * md5sum be3601743f1e8fa13b6e2d0f69afcd06 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) iQEcBAABAgAGBQJRre1yAAoJEIXCXpWhbrlNjL4H/3L5EjJPFziKlEz3fic8xjqk rSP/pYADECSdjba8O0q3Pmh/FMMkO6ENL+8+WIhZFwOKNCJVrMhEeDzrZ41Rl7p4 HBbicvPJR8iOKVEJ6mz8XbMFmWSIjmoEOwU9MxrF7gd6O5stqVVxgKoTkBrgNb8P GKu2+xYQ+VCIgWoDXOZd0NAIUrzHrBsgtwvKluDcuCsSwZq91pmqBgl2LpaRuISm T6Ewu92TeuOHZyYS7ePzHRae4tSr0vC3s1vHSj+PNFbM2ihc+fWCWa6NynOWPApx gnEeSyRmk0Hv7JqfnlAYGN7ytye33aOom3wH7XhjJ4lqUdsOXslaPTgS2d286Ag= =yJZc -----END PGP SIGNATURE-----