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-tomatocart_13.0-1_i386.tar.gz.sig gpg: Signature made Tue Oct 15 19:33:31 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum a420bb885ed5678805f58ef10e32b3c5a92adde2 * md5sum b6c860934420776ecc3fd8b31792cbe9 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) iQEcBAABAgAGBQJSXZiEAAoJEIXCXpWhbrlNZa8IAJzyVrgnwP01O/MyG9f+zv0t qBO3s3XW5CdF9k0dF42mc14M09Ou8CFwk4Q7o+7rYb5I5HW1opRaQ6ZvY87eIXsZ PGdc8ODwXXMnucf8Rxjxytm+JahOpGsQqhcpzFF9M8CL8Ld+lEQ2EFcOr+y3uVMJ wtOqCgvQmHR04Ra+97itJ1gytO9+w8hF4JTkWsqv2ffGu/dK31yOdCSfJJSMm9xi swrjPVhz1yeiNy9aVg9h7ZiyJ/yBW1CWE95w1ygw4zhCzGjTEPlqSKUJLxB/++CE usDMYIe85AoIhWdPxhuNiYGSwaTMzTGe8ti6KoDe33dULCzU//Hv2R0ChzzVNVw= =NJRz -----END PGP SIGNATURE-----