The Jargon File (version 4.4.7, 29 Dec 2003):
dark-side hacker
 n.
    A criminal or malicious hacker; a cracker. From George Lucas's Darth
    Vader, ?seduced by the dark side of the Force?. The implication that
    hackers form a sort of elite of technological Jedi Knights is intended.
    Oppose samurai.
The Free On-line Dictionary of Computing (30 December 2018):
dark-side hacker
    A criminal or malicious hacker; a cracker.
   From George Lucas's Darth Vader, "seduced by the dark side of
   the Force".  The implication that hackers form a sort of elite
   of technological Jedi Knights is intended.
   Opposite: samurai.
   [Jargon File]
   (1997-04-28)