#3 Kevin David Mitnick:

Kevin started with his minor cyber crimes when he was twelve years old. He hacked the Los Angeles bus transfer system to get free rides the biggest hacking was the breaking into the DEC system to view the VMS source code (open virtual memory system which lead to the clean-up cost of around $160,000. He broke into the computer of top technology and telecommunications like Nokia, Motorola, Fujitsu Siemens and sun Microsystems. He termed his activity as social engineering to legalize his acts. He also gained the full administration privileges to IBM minicomputers at the computer learning institute in Los Angeles for a bet. He was sent to prison for five years and eight months and when he was freed he decided to set up Mitnick Security, which is a safety consultancy company that offers its services for multinational firms.

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