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-joomla25_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 21:25:32 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum e2cb85fd9233d3cf65378c585ab9d94e52d6037c * md5sum 21674f85780f255fb0a9eae76e3a2047 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) iQEcBAABAgAGBQJRrltCAAoJEIXCXpWhbrlNfacIAInNutOWSWEdv99hBCHLaoE2 JJzcdavG/ZlFLswLS0eSEZxCgTsvsCFyeH9TjI26z2p3h73Hcvc05qSpxdLYIp9S r/xW5oLezIDy6q4Da63CPlLxeDxjzjC4odfBlXP6WIxhG8wLO7iXFC4MMfkgdkl5 yYmYYL1kkatYdG8xxa/M92KZ4zfFrq5GkUKoc3H9czFjbgzHrItmkSP4enkttxR9 TCE6sfjEGLCuW2mlRelCC7II5OfuDCVNdLF0cru8F+sEJ2pyAUMNJqMf/oYZkMgz uEpPfzKwqSSr8WYi10npiM9eQ+32hf+lmGFeTiakkZcvcOnvuBbu1W0y5cZa888= =60fM -----END PGP SIGNATURE-----