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-postgresql_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:31:49 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 85730cc23b67708d038f2a247115ff39ab565fbc * md5sum 5eac43be50da9560d813c8f0c0f8b05e 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) iQEcBAABAgAGBQJQM5vOAAoJEIXCXpWhbrlNRaQIAJJP8n6ndh1A1EQijCedFsur aVqvlA2AbAR3t5gbg6VvOJ9PTl19+w/nmZHhEnjuiBbCm0E5jFnhNfWTGQEWxhiv c20sojTNKIJhAhlFe8lAyXN7i9Qc2TeU4jSsdGmDwQgjXsdapeUtH9zRFd7rrCRU 7svlgKEtxh6S0+XMdPB9l8t5nuKuQ3euo336mZ02l3rLZy5YtqEsSTQHo212GtVg qFUEqTQKhLEfqsu/Trjc/lYr9hzzPpvAPavoYSnzzmRQ9mbwd51P5F9iO0WLjIGl ZDLsLSwhjI6nZeH2As1AvBZ8Wnygilgvky7RWK8z4y4nSXdLgHLxlKPTA9SAlnE= =504B -----END PGP SIGNATURE-----