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-openvpn-13.0-wheezy-i386-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:24:51 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum a0af64f47fec206d92c3b6aedb322f55aa92b4ea * md5sum 64c07324f0836054413c49c6b1fbce34 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 v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJSc3NeAAoJEIXCXpWhbrlNDhYH/iXfUKjJ46XDhP/z+ld3+BUz xqNqCOzJundrQk8PdpP7sApU6xto/kr+21q60mF625kDgSjIrVItIpO+RJatUpnX F7TOUpMKMr7ry59JRcfgMbszgGlgQLOYXC9Ij8modDnwX9QkMatRp1Id0nAkpshP oYNjTYrV305FUWVXX599ftuevKmh+wOdul/w8rq7IdgUmk3rUxqGWz+80YLPmgp0 I9m0WuGnessNN+e2NSd1sLbczZDz9hSFwpqZQe08Zth2EvuA7Rfz7rs3QkdgrF1Y NHPQQG+fJ16H47xHxm4bpo4lRWvD979LGQDQAFAUxJJebEp12j89Bk4hT0oMkzA= =I7B5 -----END PGP SIGNATURE-----