| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To easily control a permitted service provider in accordance with a service providing policy when a service provider discloses an API and information on a network, and provide services with cooperation of user information between a plurality of different service providers while maintaining user's anonymity. <P>SOLUTION: A communication part 11 receives an inquiry about a reliability of a service provider 3 from a service provider 2. A service cooperation control part 13 determines whether to permit the service provider 3 to use a service of the service provider 2 from information stored in a service provider information DB 15 and a service providing policy DB 16, and transmits the determination result to the service provider 2. If a user cooperation association part is provided, the user can receive a service by a different service provider while maintaining anonymity. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
