USER AUTHENTICATION SYSTEM, USER AUTHENTICATION DEVICE, SMART CARD, AND USER AUTHENTICATION METHOD FOR UBIQUITOUS AUTHENTICATION MANAGEMENT CAPABLE OF OFFERING A SERVICE CERTIFICATION FUNCTION TO A USER

摘要

PURPOSE: A user authentication system, user authentication device, smart card, and user authentication method for ubiquitous authentication management are provided to conveniently receive user authentication and to offer a service certification function to a user.;CONSTITUTION: A service providing server(130) offers various services to a user authenticated based on a certificate issuing server. A terminal(150) is wirelessly connected with a smart card. The terminal opens the VPN(Virtual Private Network) of the service providing server and the smart card corresponding to a tunneling starting signal. The terminal transmits the authentication information based on the certificate through VPN to the service providing server.;COPYRIGHT KIPO 2011