| 摘要 |
PURPOSE: A method for user terminal authentication of an interface server, the interface server thereof, and a user terminal thereof are provided to solve the problem of cross certification between communication systems. CONSTITUTION: The certification request information for requesting the authentication of a user terminal(320) is received from an application service providing server(330). The certification request information is transmitted to an interface server(310). The interface server receives authentication response information including the authentification result according to certification request information. The received authentication response information is transmitted to the application service providing server. |
