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-7-turnkey-limesurvey_13.0-1_i386.tar.gz.sig gpg: Signature made Tue Oct 15 16:36:18 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum c326ca4f3b6ddb0f8baa3f5e709ba554d95e23df * md5sum 0c7cdaa98b096e6e4bdb52524c2563c0 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) iQEcBAABAgAGBQJSXW76AAoJEIXCXpWhbrlNTAwH/jbamMHv1Bl63r1+ysBym7CM cq8Wo0SFky41RscXhQML1fmqks25zSZNhXn4rOMGrZ6uMW7TPrNJURbJ8Jbajv6v avta/W5msPKkXOG6wE3ORTkZNwKAi2fUDXFuvaelrSfcCoZO4ijFqMbDkDbgMHLj uVeQKmTMdP55pNrVkudRERNy7/Z8bu/Odec+q+eOUWwveoJngh5zX6MHqvo9KWUV YzZha5vIGXWfvEIsaIL/Tje2hR1CHy8VO+rNjJD35zHBrlK/+HxGXZ37SdIFvyMk M5fT//UB77ch7xo8/tofHOr3Qgno3LsQVZyg0sVMtUFV3zty2zJU03lq/+cPQPA= =/9vx -----END PGP SIGNATURE-----