The image of a hacker is already very ambiguous. Heroes and criminals, justice and evil, beauty and ugliness, nobility and meanness are so indistinguishable under the word hacker! Because hackers have a noble and high-quality tradition. Today, we choose the top ten veteran hackers in IT history, which can help us understand the complex connotation of hackers more truly. Hacking used to be an honor and a beautiful tradition. It represents an anti-authority but law-abiding computer hero. This group of electrical engineers and computer innovators are brilliant, unsociable and have personality defects. They are addicted to technology and computers and regard work as an art. They are not only important participants in the computer revolution, but also the protagonists and heroes of the computer revolution (these two words are the same word in English: Heros). of course， There are also notorious crimes. capn crunch, the phone thief and super hacker, was called "the last real hacker" by Levi, the father of free software, Richard Stallman, and the founder of Apple Computer, stephen wozniak U. The father of nix, Dennis Leach and Ken Thompson, the father of Linux, Linus Torvalds, the founder of Lotus, Mitch Kapor, the founder of EFF, is wanted by the US government. Kevin Kevin Mitnick, the number one hacker, Robert Morris, the worm maker, and Eric Eric Steven Raymond, the standard-bearer of free software theory.