On Tue, Nov 3, 2009 at 9:13 PM, espoire20 <zakariase2002@xxxxxxxx> wrote: > > Hi > > I have my Server proxy under Squid work very well but in the last time the > users start to use anonymous proxy that allow users to connect to the > Internet via an external site and bypass restrictions , so if you know some > blocking tools under squid or linux to stop this big problem > > i will be thankfull if you can help me > > many thanks 3 things might help you 1. A good Accepted User Policy enforcement 2. A simple regex deny for proxy and a block list 3. Sarg/Calamaris report to find out suspicious sites Regards Babs