| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine configured to be able to prevent a performance of a game by fraudulent data.SOLUTION: Upon an establishment of a condition to read out game information, whether signature data stored with the game information is the data allowing a performance of a game using the game information is verified by using authentication data, and when the signature data is the data not allowed a performance of a game using the game information by the authentication data, the authentication data stored in a storage area is deleted to make the verification impossible due to the verification data being unable to be read out.SELECTED DRAWING: Figure 83 |
