A KIND OF METHOD TO REALIZE USER AUTHENTICATION

摘要

The present invention disclose a kind of method to realize user authentication, which is applied to the multi-mode network at least included IS95/CDMA200 I X network, the method include that: A. Set expanding authentication (EPA) protocol beforehand which support that client end and authentication point use user status identification module (UIM) to authenticate, said authentication point is non-IS95/CDMA200 1 X network in multi-mode network; B. Client end use the user information as the user status identification, proceed the EPA authentication with authentication point. The present invention realizes user authentication for non-IS95/CDMA200 I X network using IS95/CDMA200 I X network, the method can reduce invest cost, and be authentication security, attendance for convenience.