Quote Originally Posted by DrByte View Post
Yup, that's mod_security on your server ... simply preventing things that hackers might try to use to damage the server.

If it causes a problem for you, you'll need to negotiate with your hosting company to have them disable that security rule for your site.
Thanks DrByte - no, it does not cause any problems at all, just needed to widen the search a bit. And yes, good to see that my server people are on the ball!