IDENTIFY PLUG-IN OF EMU CLASS INTERNET GAME

An Emulator (EMU) configures a monitoring condition relevant with critical data of a game role, when the monitoring condition is met, the EMU transmits the critical data of the game role to a server; the server analyzes the critical data of the game role; when determining that the critical data of the game role is unusual, the server determines that the game role has used a plug-in.