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-asp-net-apache_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 13:26:45 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum cd20ea6561e792c31ca4468a1d35d2a66e2f4c5d * md5sum abdc49e55a42da81a22650e0d95e9647 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) iQEcBAABAgAGBQJQM4yLAAoJEIXCXpWhbrlN7QwH/0zy+PCOaAchEUU3pMb6ZA2m uo+r0M1y+07tIx/Z50oJdeLAC/QsHfLgH+kzQReKrJJwbww7cKtwdEATIa+O1fke fKimuc2085qLT790H5KarTsxijHK6fM36CypqHU3EamQSEpTalxbsEwBdCNh7ARh Bg7EWQXiJS0p6eJMopJH6RXeevyzEw6jr/ztxWvTUBL7EOHveBFdhN1vWwd/XYwd zd7evhC2QzuMhoVJXtqUprYShsnx2O52b4HzBKeg0wwWEfJCELQVzmJ1nuF2eOkI wjyZR506NkkO87eNFTIGXijCrciNjrKMd1VomkcoTe+lWL+PXgU/dkFK4p5rI3Y= =RzI6 -----END PGP SIGNATURE-----