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 debian-6-turnkey-fileserver_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 21:14:18 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 7f94a16c8c4001039f29fddbab233d3d517de0ee * md5sum c3559c1785472af98547bb0ac41b068d 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) iQEcBAABAgAGBQJRrligAAoJEIXCXpWhbrlNgi4H/ibtIiQnCPYAjn0Do+VnacJE J618gw/UY3QgHgOwg3AM7v6LO7d7DxnsR1kYo3AZIxgMSj765V8Wgx7S/ICCvuz0 3hrJ8AwTJTRriW/uo4vcTv/ChcuF16ECF6J9AsxrFJJLfSicOPi0OmUZVzee2Cv0 1UG2H/UfIsqDgfq/vM4MsTMnVWs91SO2CUIOmdO/0NtaxhULaXdIjnCLrLEvUdtd 2OubpXB2VNaiGtbiW7uAndYCzNpjmqKcpQZ8VMfy9oDC7KhaXVGDrKkgba8SDlVM 4LFXRA2FSknxtcieuacqM8G8kELEKW38HZU3BjYGLHJ9TXjgdVhO4fy0om5LQaA= =VGFL -----END PGP SIGNATURE-----