A certification system connected to a radio communication system which includes a device configured to perform a first certification based on first information received via the radio communication system from a radio terminal. A first access server is connected to a first network and to the radio network and the first access server is configured to acquire the first information and to perform a second certification based on second information received via the radio network from the radio terminal. The first access server also selectively provides information requested by the radio terminal to the radio terminal based on the second information.