There are really few doubts, this is the most (in)famous hacking collective. There is no new day without a new resounding action. They are Anonymous. They are Legion. They do not forgive. They do not forget. Expect Them.
B like Barrett Brown
Considered one of the early members, Barrett Brown is the alleged spokesperson of Anonymous.
C like Chanology (AKA Project Chanology, AKA Operation Chanology)
A protest movement against the practices of the Church of Scientology by Anonymous. The project (or Operation) was started in response to the Church of Scientology’s attempts to remove material from a highly publicized interview with Scientologist Tom Cruise from the Internet in January 2008 and was followed by DDoS attacks and other actions such as black faxes and prunk calls.