In pictures: 10 free (and legal) ways to bypass Net filtering

Tor (The Onion Router) is an anonymity network that transmits communications around a global distributed network of servers. With the Tor client (Windows, Mac and Linux) installed on a computer, network traffic is routed via proxies which can then bypass Internet content filters. There is the TorButton extension for Firefox that integrates Web browsing with the HTTP proxy. Tor can also be used with other applications based on TCP. URL: http://torproject.org