AUTHENTICATION METHOD FOR MOBILE DEVICE

摘要

PROBLEM TO BE SOLVED: To provide an authentication method for mobile devices that utilizes a mobile phone that has already been authenticated to enable authentication of a mobile device such as a digital camera only with an operation from the mobile device not receiving the authentication before receiving provision of a service from an installed terminal. SOLUTION: A digital camera 30 and an installed terminal 10 are wirelessly connected, the digital camera 30 and a mobile phone 40 of a user are wirelessly connected, the identification code of the mobile phone 40 is reported to an installed terminal center 20 via the digital camera and the installed terminal 10. The installed terminal center 20 inquires of a carrier center 60 about the effective/ineffective state of the mobile phone 40 and permits a service of the terminal 10 to the terminal 10 when receiving the effectiveness of the mobile phone 40 from the carrier center 60.