Kevin Mitnick is a well-known hacker from the 1980s. He used social engineering as well as technical knowledge to break into many systems. Look up the history of Kevin Mitnick using a search tool like Google and find out what he used more, technology or social engineering. Next, find out if he was caught, convicted, or served time. Then, look at his security company at by doing a Google search on "Mitnick Security." Lastly, compare Kevin Mitnick to Kevin Poulson, another well-known hacker from the same era. Poulson used Phreaking: One type of specialty hacking involves breaking into telephone systems. This subspecialty of hacking in the 1980s was referred to as phreaking. Find articles on phone phreaking and look up a device called "the blue box." What does this device do? Does it still work on today's phone system? What is the significance of 2600? And who is "Cap'n Crunch?"