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-gitlab-12.0-squeeze-x86-openstack.tar.gz.sig gpg: Signature made Tue Aug 21 15:30:29 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 29e7fdec63f73a4d29ce315e86de49ab389848ea * md5sum c6a52b6a04e8098dac594a73a71c1c69 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) iQEcBAABAgAGBQJQM6mDAAoJEIXCXpWhbrlNUU4H/3VLFfXaL4hnRKmJ4aO52HG8 475ZQs04xUDvtWc2mf8c8mBnWjfoCzXkP4YlB6xaz8bax+8YIFzFSLGpoFJSD5C9 V+Ttr+AFcN0l5veu8hrX2n3IqiFqdNj1cTWtPl9dC9LAkQJpAUjojGVYuoe35s13 RPQFuvlIxMcA67/gECtPL6OY5QhzeJYh0wRSyHX09HlNFLO9dvL4En1Suk1pmZ31 qB9gP/0CO7L9RgtBmBsiytJJaPsRv/jWels+iCpS71hfKtBKw6cxnfnHtTuF3z/h +kTBgqABpI9qgcIll2L5zcGKHAGLWqJymnHZMkqF871e6DZvnkanlSxK35EB2pI= =zlqZ -----END PGP SIGNATURE-----