| 摘要 |
PROBLEM TO BE SOLVED: To improve security for information management in information cooperation among information holding organs.SOLUTION: An information cooperation system comprises: a device which receives an individual transaction ID (hereinafter, written as TID) acquisition request from a terminal 16s of a cooperation source information holding organ, generates a TID for the cooperation source information holding organ by applying a predetermined key, and transmits the TID to the terminal 16s; a device which receives an information cooperation request from the terminal 16s, and generates a TID for a cooperation destination information holding organ by applying a predetermined key; a device which generates an information cooperation request for cooperation by combining the TID for the cooperation destination information holding organ with cooperation processing target information, transmits the information cooperation request for cooperation to a terminal 16r of the cooperation destination information holding organ, and receives an information cooperation result from the terminal 16r; a device which applies a predetermined key to the TID for the cooperation destination information holding organ included in the information cooperation result to convert the TID for the cooperation destination information holding organ to a TID for the cooperation source information holding organ; and a device which executes processing of setting the TID for the cooperation source information holding organ to an information cooperation result and transmitting the information cooperation result to the terminal 16s. |
