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 <release@turnkeylinux.com>

    $ gpg --verify turnkey-phplist-12.0-squeeze-x86-xen.tar.bz2.sig
    gpg: Signature made Tue Aug 21 16:39:50 UTC 2012 using RSA key ID A16EB94D
    gpg: Good signature from "Turnkey Linux Release Key

For your convenience we also include file checksums:

* sha1sum  e4a63fc360715eaee5b11adadc6bdfaf5463c5f2
* md5sum   ec6a34f2db11b7342eb721c64a3b0e18

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)

iQEcBAABAgAGBQJQM7nNAAoJEIXCXpWhbrlNQ8UIANsKYaQkEosrC5sDsjBQD4R9
nOnOmyugIBGag4do0HIXguZ+eFjeBVtkbDK0GCfJz3yXXUo/1qur/nK7IyT9bSt6
y+dqyFb6w27ZaQdGg4nFJxA11E5WwvuByTYCl0kKSxJc0eYcMld8hzTEPVHysGZr
UmCeAFH5zaKpPGD4OgOeh/Vr1j4prdz1dU+h/sFED6jXJHZyopdqGPUUtwR5AyDR
cvRJZZbzJrkicaJXmvKIKTmbvQxYd3EplntYK0r1flSE1e6F0JPIPRqIHa7bWTJ+
BAj9tq+PoFdNTanLap4ZcTb4SxodSlqLdZX/B8XlxqmneP7Qhsemfp15JBkC/N0=
=Z+JB
-----END PGP SIGNATURE-----