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-silverstripe_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:40:40 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum c9eff70e6b59123943c46be0cd227ab20efcde5a * md5sum 33fa7756aa8d7f958f20fc08e7ba8b23 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) iQEcBAABAgAGBQJQM53gAAoJEIXCXpWhbrlNlz0IALWrp5eo9HskO3eM1bz1yaQp on24JJo5DL9+1uHfjgPpypfKjwhg3iEgK1qwqlMt6e7tvUqA09c+dTNr+DEq6jdK j+vALpyz8uvNS5Br7ojphcWZgBTpCF18Kio9SfZFddUsi6T1/hHmV+jy4ibeOy51 2YDUVmlgjf4vGDuKjUb51mCGu+5MnVO8oQja3mOTwfWAg52x/kYcgKoqwF/tAJfj QBdzNsCc7I+4WwnjVjOG5ZhG95k5tN3mbQ27WbHmY4covy934FcbDdO4CCv2LefY UFPJvBc7gogyHIjej3AnvS7lZXYZZQ6ZWcJSSeyjAdsilLNdHoyZcaKtvK8qA34= =0Fdz -----END PGP SIGNATURE-----