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-limesurvey-12.1-squeeze-amd64-openstack.tar.gz.sig gpg: Signature made Tue Jun 4 14:15:28 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 1e3aa41fea9f66bea8c85fc1a27f86131b133bbc * md5sum dbf504a29e7e7ba89e901b3eee8f080f 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) iQEcBAABAgAGBQJRrfZ2AAoJEIXCXpWhbrlNfhMH/3WsZ42F1+21c/FyI1iOuVq5 AhzbRKAuNl7HAXGYoyXcTymSyqIy4M9BL3Z22YgGTb7v4/CWobI3enBGsk8E3PLc v2H3FsBy4+GcjDWSbrlHa84sDdJbGea5oH0rdyu+PDgUauoUU2GAuM64nwEuIeqO Vxu02UGZEeMiZuGmvQ6AuHWdNilu4XDY5DDoCcF+VnyVAUPFjULBT1+h/sryfBmT xIFJB8A+cs1lwmBMgFj4v5OUeYg1jXBsQBf73uebOaR9q2u4zHVLwX4zgQIzycJM gz0tHpSY8PphLZ2MRpyo/5nDrBqpKs9MQG8qDdmWKv2oe3oDdyWPRH7ij7Prr7o= =jRzT -----END PGP SIGNATURE-----