| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique for applying authentication according to a security level of a system with a uniform authentication criterion easily and properly, and improving security and application convenience.SOLUTION: The present invention relates to a multilevel authentication device for managing authentication to a selected system out of plural systems, from a user's terminal of one user out of plural users. The multilevel authentication device compares an authentication level corresponding to a selected authentication method, and a system authentication level of the selected system, and thereby performs authentication to the selected system.SELECTED DRAWING: Figure 1 |
