INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, AUTHENTICATION SERVICE PROVIDING SERVER, CONTROL METHOD AND COMPUTER PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a mechanism capable of sharing data managed by a web service providing server with a plurality of applications while distinguishing each of the plurality of applications.SOLUTION: An application in a terminal in a new client terminal requests an authentication and authorization server 110 to update authentication information to a resource server 120. The application in the terminal acquires new authentication information from the authentication and authorization server 110. Then, the authentication and authorization server 110 manages first identification information for identifying an application corresponding to old authentication information and second identification information for identifying an application corresponding to the new authentication information by associating the first identification information with the second identification information.SELECTED DRAWING: Figure 1