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-codeigniter-12.0-squeeze-x86.iso.sig
    gpg: Signature made Sat Aug 18 16:56:16 UTC 2012 using RSA key ID A16EB94D
    gpg: Good signature from "Turnkey Linux Release Key

For your convenience we also include file checksums:

* sha1sum  13f2a50c488701ba60384ccfbc3bc7d951dbd29d
* md5sum   b3292bc21b0ff86cfdb9d4f73c4da121

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)

iQEcBAABAgAGBQJQL8kmAAoJEIXCXpWhbrlN+XUH/ROCQwwiHUejwJCEPJlkCU/I
kwCOy1K2BOsEn8GRkqgJ5YBP02ZMS1Ti4jOPB2FScYRzVETpZhrxvS6w05GR+YSR
aNZSW+7hUDlhomUqsYr/3bssx83BHy0f5B0R0O3JWR4Jxk35t+pft9ZFZ9j340ye
Hgq+Wdv28EoadccuEN+/jROHU5bnjUC1eyBNGkllhP1P4K5IlvNmGNxujC4cP9ho
tuT0nQyjpQjWxI+rceSOhHBXBbphRagOId0uXMGJCThKjLyscrJ+RqKHQknJa6CZ
No2t6wrjPYPuOPe2qBt26gPj+zYPVINZ4LA7AX7oHgthI22XKojcVfcEzzQogEo=
=/Zym
-----END PGP SIGNATURE-----