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-plone-12.1-squeeze-i386-vmdk.zip.sig
      gpg: Signature made Tue Jun  4 23:23:53 UTC 2013 using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key"

For your convenience we also include file checksums:

    * sha1sum  382ca4f7cd7b41b6d946660a15cc27822ff12496
    * md5sum   90590e9486668f00c1be33549c03aacc

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)

iQEcBAABAgAGBQJRrnb6AAoJEIXCXpWhbrlNX6gH/05XkA9oPEeObhzYiF9ZlGj5
Z1KbplzvFuTOOTygVyhYOiBPQ6Pa2DULcBDiLrlIu5PsHVmayjO5puh26JX8RUN5
VARAO9Tc/6KA1gpQVnurOy+vfwWljDjNaIO1b1cLcRQ5BhBJF/7mWDKj50BM5jQW
MePsxeqsFtX6BzZPElxrn4wFnr69cywtOt+vX3aNSXYbhsgYrXVNEe9qBV2lmnHM
knjBRYImwDBIlOycBSznW6l+ow8ls/BhzIbzPLmezGmiTI73m9da5CjXzjE8UFEY
YKVbhDfYNiQO7gz9+zED1e7lqh0Hhn3NtRAe4IlkhOibDxnE1xe+9GzgRA0KwvY=
=a9Pf
-----END PGP SIGNATURE-----