| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To detect tampering of data related to an item in a game program. <P>SOLUTION: At the start of a game, a game machine 210 transmits all of data on an obtained item to a server 101. The server 101 compares the transmitted data with a table 105 retained in an external storage device 204 to detect the tampering of data on the item. The server 101 transmits a message to the effect that the data on the item is forged to the game machine 210, and conducts the processing such as transmission of a program or data (the program or data producing the effect of making the data on the item unavailable when the game machine 210 reads it) for inhibiting the use of the item to the game machine 210. <P>COPYRIGHT: (C)2004,JPO</p> |
