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-osqa_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:26:44 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 805d05f476685adf8073f958c7a4a6d350cefbf4 * md5sum a15389c874099600d6f91925d2f0def7 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) iQEcBAABAgAGBQJQM5qcAAoJEIXCXpWhbrlNjsAH/1/MD6VHBiEXVv413GR9HqsO AtuPFmnnEj7d/+UPMvP5Mo35C68tES3GkuGA3YncbSIqGE8o5dCAoWw5RdPFBeTW L2H9544y1EJsYyZRR1kNEB2s9wawZkigIOsadDcj4RW8tPru1+ZWUHlaPdcVjs+e cGwqAilzdKBuVkACyytuZCeRfV4yin/xaBsnqM7OBW+bWWH0U2J/TKfSlp80bQuD M75ltx6Wk9Kwx54Hbvaps3zud9Iv6QVFairFEWxDKtmnL2uirmUxx05zxILVI7va dkTEvKwFupJwhgLtducidMBJ4AmM3s5rgGgXFzP70iyzGOexsVMgxat6962rfB4= =oYRf -----END PGP SIGNATURE-----