Thanks to John
Storlie for this story.
Active Guardian is a filtering proxy server. AG was designed to
be used in schools and libraries to limit our childrens access to
questionable material. It can be configured via Web interface to
block based on Word List; Approved Site List, Denied Site List or
PICS Rating Protocols. It is written in C++ and Perl and is very
stable.
This program is being used successfuly at Washington Educational Service
District 105 You can find more information at WWW.ACTIVEGUARDIAN.COM