| 摘要 |
PROBLEM TO BE SOLVED: To provide an information processing system corresponding to various service supply forms. SOLUTION: In an information processor 120 authenticating a user based on information by a request from a user 110(n), user authentication means 122(1), 1220(2),..., and 122(n) authenticate the user by an arbitrary user authentication method. An authentication judging means 123 finally decides a stepwise user authentication result with respect to the user based on the authentication results in the user authentication means 122(1), 1220(2),..., and 122(n). |
