Game Publishers Use Software to Scan Users' Computers for Hacks
A number of "World of Warcraft" players are up in arms over software being used by the game's publisher to scan users' computers for hacks prohibited under its terms of service. Players sometimes cry foul about such practices, though, arguing that a game developer's need to keep out hackers doesn't outweigh customers' rights to privacy.
Game players say Blizzard invades privacy, CNet News, August 12, 2005.