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-django-12.1-squeeze-amd64-openstack.tar.gz.sig gpg: Signature made Tue Jun 4 13:02:43 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 685f9928df232db016974cc3d4e43863b2b1ac35 * md5sum fc6d037d07a151392f2b90b074abb044 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) iQEcBAABAgAGBQJRreVrAAoJEIXCXpWhbrlNvbIH/Rq1pNE/1A/LvFC/MwJLHuPE bkJzsFmjIydhlxLhokNIASVtIwQ8RtE5DwZAdvtT28ZsGbcrX5gPp0W2o4ugi7XW eBr4vrn3LUQxr2e9zt26kAe+V1mlfD4XcTVapqWcGxDzDcZLEComi7S3ufuD8mQR G2qd69bXz6K7bhqARJbk05ZWvCGktysp4QLO9ZxWzFYFF8tt+PFwzonSV4Y9ASlY OuQLw/sQHhZS+gUj8ExpPiytsbDd3F+wmZ3YMNsVgHfQCLBKDjLM9GT8x6rxYd8R BRjcsG8/qhqFexukYRXuIQCmcKGpLsGMGEwUb5aq5B64n1Hkc26vmL/nSRZH28U= =XFE8 -----END PGP SIGNATURE-----