Editing Karl Koch (hacker) (section)

{{Short description|German hacker (1965-c. 1989)}}
{{More citations needed|date=July 2020}}
{{Infobox person
|name        = Karl Koch
|image       = Karl Koch 1985.jpg
|caption     = 
|birth_name=Karl Werner Lothar Koch
|birth_date  = {{Birth date|1965|07|22}}
|birth_place = [[Hanover]], West Germany
|death_date  = {{circa}} {{Death date and age|1989|05|23|1965|07|22}}
|death_place = [[Celle]], West Germany
|other_names = 
|known_for   = [[Cold War]] [[Hacker (computer security)|hacker]]
|occupation  = [[Hacker (computer security)|hacker]]
}}

'''Karl Werner Lothar Koch''' (July 22, 1965 &ndash; c. May 23, 1989) was a German [[Hacker (computer security)|hacker]] in the 1980s, who called himself "'''hagbard'''", after [[Hagbard Celine]]. He was involved in a [[Cold War]] computer [[espionage]] incident.