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-13.0-wheezy-amd64.iso.sig
      gpg: Signature made Tue Oct 15 16:05:12 UTC 2013 using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key"

For your convenience we also include file checksums:

    * sha1sum  c3a91e3606ed9274d3929191d16b547fe9e8430b
    * md5sum   0e3cb5c649bb63908eabc5e51298a27c

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 v1.4.12 (GNU/Linux)

iQEcBAABAgAGBQJSXWewAAoJEIXCXpWhbrlN1yUIAK1jZjt+reHBoYnBfLOrEotL
ci27fvODBbvgAJ7OSfiHsk5nbPKqQuSPBClSKC13Pl45FGAo9iIKH/TjfmhCuI0u
U8fbWVwB71g+TRvwfyAMX5KqDhvA5BB5BaoMTQ0OxTtoWwcurdm41FAsiO1O3eBb
LsYt2bPTugisFnWrJCVS++FFBtkAQLIX2NkZL42Xm8cOmySAzyYLfhIiDUizgR12
FzW1KUaah64KDRBv02AdRb4SWq76deDv7rtlC4PoH/2YjOZnmhRILacH/7OpubkA
Baw51S9PCAT0OGDhlrlNFt/OotXrIbVRKKNTt5/QhbMP9+p/UwgtO1hu+2AvuX4=
=/G9w
-----END PGP SIGNATURE-----