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-phpbb-12.1-squeeze-i386-ovf.zip.sig
      gpg: Signature made Tue Jun  4 22:54:51 UTC 2013 using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key"

For your convenience we also include file checksums:

    * sha1sum  61df7e8d8dc88cb238ea61445350500105f2c37f
    * md5sum   e8988b340ad4ad583202a45bd456e5d4

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)

iQEcBAABAgAGBQJRrnAsAAoJEIXCXpWhbrlNYt4H/0+oDrO/7ZcYuvXsdZprPZRP
fofeM7ogWWccKWDye2IZ+/hbUhCT4NE3d/FIaSvigrZgrg3cpx5YGRkFlxAhMGfG
iSEfg2a907UmjgsIN+MElGBI1tuGyrj+TDX/yn8TzWacUfWAYA76yV7TdSZ64fjw
N/IGShuOTWZZJhLAjyRV1nPm9V4JrcwTDI8yYhULAHaTQkfq+DelqF59Ar5JbEVm
UR+XjnF2QGH5jdOJSkkUNQdzYaIHLDzi/KX1dyMxPHPtBJXKvD7XgUNEr35Jzepc
YuaVQcAi8UgkwsBxy4HlEw1jlBeot6Q9pTGxEYO7bUBzVWIko+dTYG2RHmy5Vk4=
=Be3z
-----END PGP SIGNATURE-----