| 摘要 |
PROBLEM TO BE SOLVED: To provide quickness and convenience of application, regarding providing-use of a correction program between a vendor and a user.SOLUTION: In a correction program providing system (100), a vendor device (1) providing a correction program, a user device (3) using the correction program and an interposed provider device (2) are connected via a P2P network. The provider device (2) discloses first information (52) to select update object software in the user device (3). The vendor device (1) discloses second information (42) to determine the application propriety of the correction program for the update object. The user device (3) acquires the first information, the second information and the correction program from the P2P network, selects the update object, determines the application propriety, executes the application, and discloses each data information on the P2P network, and each data information can be acquired by other user devices (3). |
