Description:

SquidGuard is a combined filter, redirector and access controller
plugin for Squid. It is free, very flexible, extremely fast, easily
installed, portable. SquidGuard can be used to:
- limit the web access for some users to a list of accepted/well known
web servers and/or URLs only,
- block access to some listed or blacklisted web servers and/or URLs
for some users,
- block access to URLs matching a list of regular expressions or words
for some users,
- enforce the use of domainnames/prohibit the use of IP address in
URLs,
- redirect blocked URLs to an "intelligent" CGI based info page,
- redirect unregistered user to a registration form,
- redirect popular downloads like Netscape, MSIE etc. to local copies,
- redirect banners to an empty GIF,
- have different access rules based on time of day, day of the week,
date etc,
- have different rules for different user groups.

Neither squidGuard nor Squid can be used to:
- filter/censor/edit text inside documents,
- filter/censor/edit embeded scripting languages like JavaScript or
VBscript inside HTML.