Patent ID: 8468094

Claim:
An electronic value exchange system for effecting exchange of electronic value held in an IC card of each terminal between a sender side terminal and a receiver side terminal, wherein: the sender side terminal comprises: a first IC card configured to hold a first electronic value; a transmitter configured to transmit an exchange offer message offering exchange of the first electronic value to the receiver side terminal; and the receiver side terminal comprises: a second IC card configured to hold a second electronic value; a memory configured to store a handler indicating contents of processing to be executed in relationship to a message; and a driver configured to, upon receipt of the exchange offer message transmitted by the sender side terminal, acquire a handler corresponding to the exchange offer message from the memory to notify the offer contents based on the handler to an application program, and to effect exchange of the second electronic value by transmitting the second electronic value to the sender side terminal when the consent for the offer contents notified to the application program is obtained from the application program.