Pwn is a leetspeak slang term, derived from the word "own", that implies domination or humiliation of a rival, used primarily in the gaming culture to taunt an opponent who has just been soundly defeated. Past tense is sometimes spelled pwnt (pronounced with a t sound), pwned, pwnd, pwn3d, or powned (with the standard d sound). Examples include "pwnage" or "you just got pwned". It can also be used, especially by non-gamers, in the context of getting "pwned" by The Man.
In internet security jargon, to "pwn" means "to compromise" or "to control", specifically another computer (server or PC), web site, gateway device, or application; it is synonymous with one of the definitions of hacking or cracking. An outside party who has "owned" or "pwned" a system has obtained unauthorized administrative control of the system.
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