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-clipbucket-12.1-squeeze-amd64-ovf.zip.sig gpg: Signature made Tue Jun 4 12:48:54 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 7741eb8ac1599d5fb95ed7cefa42beb6dafc0294 * md5sum db2acf5100382f2475f750e1fb6fc5fa 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) iQEcBAABAgAGBQJRreIsAAoJEIXCXpWhbrlNh7MIALhXx+HqYYOXnGiAC8BKX9xD 6aDXWjDc01fojMTm3f4KsnBkfCOWkpDkmrnJ3tBAP/LagkMC1YHwqbFlBkBgggRo nTq/ZBsQGf6IgA7zbScWuecHGnxVLvmKvqOp6/VgrmsUZ1AXWC8qIG9EqcVfnOOR wcYoyaI7GMWyr37ZUnE5w3xc4qI9OJQx2APOxyUO64Ivlq6n5+JCT6AWj80gj+zK 1M2LXsXEox8jQBiPbBmrmzrz803RojjOVsg0kuqVSjQ8tfrY5dLa8pabUCXmiyWo kosrHVRkLAkE1RVYV0g9yavfpdPRY5j6c22w6/gPrpHRmE4+P2XXirMJeJCcg4o= =Afr0 -----END PGP SIGNATURE-----