GAME MACHINE, MAIN CONTROL BOARD, PERIPHERAL BOARD, AUTHENTICATION PROGRAM, AND AUTHENTICATION METHOD

摘要

PROBLEM TO BE SOLVED: To provide a game machine which prevents fraudulent acts to the game machine and is suitable for increasing security intensity. SOLUTION: A Pachinko machine comprises a main control part 200 and a performance control part 300. The main control part 200 encrypts authentication data by using one of a plurality of encryption algorithms and transmits a jackpot ready-to-win command to the performance control part 300 by adding the encrypted authentication data which has been encrypted. The performance control part 300 receives the jackpot ready-to-win command, decrypts encrypted authentication data added to the jackpot ready-to-win command which has been received by using decryption algorithms respectively corresponding to the plurality of encryption algorithms used by the main control part 200, and authenticates from a result of the decryption. COPYRIGHT: (C)2010,JPO&INPIT