| 摘要 |
PROBLEM TO BE SOLVED: To detect a fraudulent action such as the exchange or the like of a main control board loaded with a regular main control unit and a fraudulent main control board, and to reduce the processing loads of a CPU configuring a peripheral part.SOLUTION: The Pachinko game machine includes the main control unit 201, an intermediate part 202, and the peripheral part 203. When a control command is a prescribed control command, the main control unit 201 adds first and second authentication data for authenticating the main control unit 201 in two stages to the control command and supplies it to the intermediate part 202. The intermediate part 202 authenticates the main control unit 201 in the first stage using the first authentication data added to the control command, adds at least one of a first authentication result or the second authentication data to the control command and supplies it to the peripheral part 203. The peripheral part 203 authenticates the main control unit 201 in the second stage using the second authentication data added to the control command, and performs processing according to at least one of the first authentication result added to the control command or a second authentication result. |
