Patent ID: 8166531

Claim:
A service providing system, comprising: a user authentication server for receiving an integrated circuit (IC) card identification (ID) from a terminal device and for performing a user authentication operation, the card ID identifies a user of the terminal device, the terminal device obtains the IC card ID from an IC card; a device authentication server for receiving a device identification (ID) from the terminal device and performing a device authentication operation; and a service providing unit for receiving a result of a user authentication operation and a result of a device authentication operation, and providing service to the terminal device when the user authentication operation and the device authentication operation are successful, the user authentication server manages user information and when the user authentication operation is successful the user authentication server transmits to the service providing unit both the result of the user authentication operation and user information corresponding to the card ID, the device authentication server manages device information and when the device authentication operation is successful the device authentication server transmits to the service providing unit both the result of the device authentication operation and the device information, the service providing unit associates the user information with one or more pieces of device information and associates each piece of device information with one or more registered service information, the association is performed based on the user authentication, the user information, the device authentication, and the device information.