On Thursday, June 30, 2011 at 4:28 PM, Eric R. Warren wrote:
> Kyle's idea is excellent, and has been implemented in the content filtering
> module built into Sonicwall firewalls. Just check off "Proxy/Avoidance
> Websites" and the device loads a big list of known proxies and starts
> blocking them. If you want to allow one, just whitelist it.
Actually, my idea goes a step farther and has the JoeBox actively determining if the remote host is an open proxy.
It won't stop the sites like you and Ray talk about, but it'll certainly help to cut down on the P2P-over-HTTP-proxy traffic.