Authentication system, authentication method, application providing device, authentication device, and authentication program

摘要

Authentication system s application server 2Accepts user authentication requests from terminal 3A request part 221 requesting authentication authentication which is an authentication using the authentication device 4 to the authentication server 1 andAuthentication authentication result from authentication server 1 andReceive verification information used to validate authentication server 1 andVerification unit 222 verifies the validity of authentication server 1 based on received verification informationVerification section 222 verifies that authentication server 1 is validThe terminal 3 has a serving section 223 for providing functions relating to the application.The authentication server 1 of the authentication system s has a possession authentication section 123 for carrying out authentication with the authentication device 4 connected to the terminal 3, and an authentication result transmitting section 124 for transmitting the authentication result of verification and verification information to the application server 2.