Karl Koch (hacker)

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Karl Koch
Born	Karl Werner Lothar Koch (1965-07-22)July 22, 1965 Hanover, West Germany
Died	c. May 23, 1989(1989-05-23) (aged 23) Celle, West Germany
Occupation	hacker
Known for	Cold War hacker

Karl Werner Lothar Koch (July 22, 1965 – c. May 23, 1989) was a German hacker in the 1980s, who called himself "hagbard", after Hagbard Celine. He was involved in a Cold War computer espionage incident.