Here is a list of notable hacker groups.Anonymous, a group of hackers originating in 2003.
LulzSec, a group of hackers originating and disbanding in 2011 that claimed to hack "for the lulz"Currently broken up.
Chaos Computer Club, is based in Germany and other German-speaking countries and currently has over 9,000 members.
Legion of Doom, a hacker group active from the 1980s to the late 1990s and early 2000.
Masters of Deception, initial membership grew from meetings on Loop-Around Test Lines that led to legendary collaborations to hack RBOC phone switches and the various minicomputers and mainframes used to administer the telephone network.
w00w00, is currently one of the largest non-profit security teams in the world with more than 30 active participants.
TESO, was a...