Berners-Lee, who invented the World Wide Web rather than hacking, is undoubtedly a member of the white-hat hacking movement.
Wozniak and Steve Jobs created blue boxes that basically hack the phone system to allow people to make free long-distance calls.
Mitnick's own hacking experience provides him with firsthand knowledge. Mitnick's early hacking days are described in a CNN piece.
Mitnick, when he was a black-hat hacker, hacked computer-security specialist Tsutomu Shimomura. Shimomura determined to exact his own vengeance by assisting the FBI in hunting down and apprehending Mitnick.
Moss launched the Black Hat security conferences, which continue to attract thousands of computer security professionals. Moss is also the founder of DEF CON, a very popular yearly hacker conference.
Despite the fact that they frequently assist large corporations in protecting themselves from malevolent hackers, white-hat hackers are far from being passive cogs in the system.
According to Stallman, GNU includes programmes that are not GNU software but were created by others for their own purposes.