Mobile telephone network user handset operation risk evaluation method having handset subscriber interface module with authorization section deciding authorization/requesting network evaluate risk and provide authorization.

摘要

The network risk management process has a service message center (18) communicating with a subscriber interface module in the mobile phone handset. The interface module (22) can provide an authentication certificate. The authorizing is carried out by a section (32) in the card and a transmission signal (56) is sent back to the network when the correct conditions are fulfilled, otherwise a message requesting risk evaluation demand is sent. The network (54) evaluates the risk where requested, and sends a message in returning authorizing or refusing transmission.