| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an information management system capable of performing information management without directly associating a piece of information (non-anonym information) capable of identifying an individual person with a piece of quasi-subtle information (anonym information) when providing various services based on the quasi-subtle information. <P>SOLUTION: The information management system includes: a service provider server including second means that generates a piece of service identification information corresponding to a service type to be provided to a user and registers a set of the service identification information and a piece of user identification information in second storing means, and third means that registers a set of the service identification information and a piece of anonym information corresponding to the service identification information in the second storing means; and a data center server including fourth means that reads out a piece of requested quasi-anonym information responding to an acquisition request for the anonym information registered in the second storing means and transmits the same to a requester. The service provider server includes fifth means that encrypts the non-anonym information received from the user using a piece of encryption key information received from the user and registers the same in the second storing means. <P>COPYRIGHT: (C)2013,JPO&INPIT |
