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 turnkey-otrs-12.0-squeeze-x86-xen.tar.bz2.sig gpg: Signature made Tue Aug 21 16:36:09 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 3131cc238a7354baf3cd888b9dbf47ae89d912fb * md5sum 8b86c5afaee667a441e05b1668829de6 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) iQEcBAABAgAGBQJQM7jvAAoJEIXCXpWhbrlNo9MH/1/p2VtTb7Qnr2xKJpUk9Baw Gxje3hbcAetArvuOpDHNIMSV7oo1wkHXZOXccptpjgfj0YIYArEHTuiALK6/eCcr 7DUEytcug+ODV9HY1ca1cgCtC3fm4wfBlnqcOifUCzsBZPdW0E8a3kJojBO04K9z ycLnu+BEV4SzGK+q3Cz/q1WUhDICwTVqcdTzvCcWYFcb3KRoXuJvptERE0OOHsiY wyryAts/KHOynQtdv1pcPimLT9ygzSOXe8UjK5ZET9bx/aUnurUTPZjCsAwBXf6b 1mxL//6QhWlRYPp6eYW8dsokPyYcAgEsZRWaYLvoR52QnDTlQ5vAAKDyjnxXetk= =Hde9 -----END PGP SIGNATURE-----