PunkBuster – a software to detect codes and cheaters software that are used by players in the online games. PunkBuster provides the protection of the user against cheaters and their dishonest techniques in such popular games as Battlefield, Far Cry, Medal of Honor, Quake etc. The software uses a special module to detect cheaters and automatically removes them from the game and then places to the blacklist. PunkBuster also enables to protect the user from the players that use the obscene language or abuse other players during the gameplay. PunkBuster contains the function to update all the system components automatically.