| 摘要 |
[Problem] To limit access between an authentication server, which authenticates terminal devices, and a service server, which provides a service to the terminal devices. [Solution] Provided is an information processing device for providing a predetermined service to terminal devices, said information processing device comprising: a communication unit which receives authentication information of a first terminal device that is among a plurality of terminal devices to be authenticated using the same authentication information, and that has been authenticated by an authentication server; and an authentication unit which, when a second terminal device among the plurality of terminal devices needs to be authenticated, acquires authentication information from the second terminal device and authenticates the second terminal device on behalf of the authentication server, on the basis of the acquired authentication information of the second terminal device and the authentication information of the first terminal device. |
