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-otrs_12.1-1_amd64.tar.gz.sig gpg: Signature made Tue Jun 4 14:59:27 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 211fbf117828deade3c2b3a84c0c17874f38c66d * md5sum 3578241817969a16ccc1ab1dd03a04d6 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) iQEcBAABAgAGBQJRrgDIAAoJEIXCXpWhbrlN2rwH/jNH+01jJ7OtfGtZFe7T9BSM g2nlUH2jMPEJaEQllsBQZOwZhKx5idX5thYaRo1ftvW1z5+phjtYX3p1PfxAM+uO Pz4dbSL6yrEurAeDHBOpGtH+lFCjJBvO6zhY8fN6e8t7VYLC71C78nW2+Mhr2Hgb hp8I6hZsYOl1KYi2HZKcOaBSg06/k8AN5iLd+5vNMfrXQnZImNA8C5f4MfjnzZph 8WR4RqlSFKCsINP7tCuQlUyKE9y5Z14ForfWAy99TfG+qUM5bRc+ORlqfcc2OyxP SrdjTdXlyUrU3Dt7w/5vacGx3YwypgEb1fagLFUKpdKgfqV5LsUcxRcpTis0FQo= =f+bg -----END PGP SIGNATURE-----