GAME MACHINE, MAIN CONTROL PART, MAIN CONTROL BOARD, POST-STAGE PART, PERIPHERAL BOARD, AUTHENTICATION METHOD, AND AUTHENTICATION PROGRAM

摘要

PROBLEM TO BE SOLVED: To detect fraudulent actions by the exchange of a proper main control board of a game machine and a fraudulent main control board or the like and malfunctions of the game machine, and to reduce processing loads of the CPU of a peripheral part. SOLUTION: The main control part 10 of a Pachinko game machine 1 includes an individual inspection value generation means 13 for generating a plurality of individual inspection values for authenticating the individual of the main control part by performing a binomial operation for satisfying an associative law to respective pieces of data obtained by dividing predetermined data stored in a data storage means 11, and an operation inspection value generation means 14 for generating an operation inspection value for authenticating the operation order of the main control part every time the main control part performs predetermined processing, wherein the inspection values are added to control commands and transmitted to the post-stage part 20 through a peripheral part 30. The post-stage part includes an individual authentication means 22 for authenticating the individual of the main control part on the basis of whether or not the individual inspection value and an expectation value for individual authentication match, and an operation authentication means 24 for authenticating the operation of the main control part on the basis of whether or not the operation inspection value and an expectation value for operation authentication match. COPYRIGHT: (C)2011,JPO&INPIT