Tools to surf blocked websites in your office or college

 Facebook or Twitter might be blocked in your office or college but there are tools to help you browse those websites even if they are blocked .

The best way to do so is to use your USB .Download portable Firefox here .

Portable Firefox helps you to run Firefox without installation from your USB .

Now download Tor here .

Use it as a plugin to your browser . Tor connects to various proxy computers on the web and helps you to browse the web anonymously .