Patent ID: 8078540

Claim:
A gaming machine, comprising: (i) a board including a memory in which a game program for executing a game and an authentication program for authenticating the game program are stored; (ii) a motherboard which is different from the board and connects to the board, the motherboard including another memory which is different from the memory, said another memory configured to read out and store the game program stored in the memory; and (iii) a CPU which is provided on the motherboard, for executing the game based upon the game program stored in said another memory, the CPU being configured to: (a) read out the authentication program from the memory of the board, and then, store the read out authentication program in said another memory of the motherboard; (b) execute the authentication program stored in said another memory in the process (a), and then, authenticate the game program in the memory of the board, based upon the executed authentication program; (c) write the game program in the memory of the board, to said another memory of the motherboard, in a case where the game program in the memory of the board is authenticated as a result of the authentication process (b); and (d) execute the game based upon the game program written to said another memory of the motherboard in the process (c).