Rogues gallery 2: Ten infamous hacks and hackers

From low-profile intrusions to statement-making break-ins, here are 10 headline-making system intrusions (and the culprits behind them)
  • 1 of 10

Markus Hess hacks on behalf of the KGB

A German citizen recruited by the KGB to spy for the Soviets in the 1980s, Hess broke into 400 U.S. military computers in order to obtain classified information, including the OPTIMIS Database at the Pentagon.

His activity was eventually detected by Clifford Stoll at the computer center of the Lawrence Berkeley Laboratory in California. Hess was found guilty of espionage and sentenced to one to three years in prison. Stoll wrote about the experience in a book titled “The Cuckoo's Egg.”

Return to slideshow directright
Join the discussion
Be the first to comment on this article. Our Commenting Policies