| 摘要 |
PROBLEM TO BE SOLVED: To realize person collation capable of preventing unauthorized operations, while maintaining convenience of a user so that the convenience of the user and security can be well-balanced. SOLUTION: The preliminarily inputted characteristic data of a plurality of operation authorized persons, who are authorized to operate a device for input are registered in advance in a first characteristic data storage part 312 as first characteristic data, and the characteristic data of the operators are inputted as second characteristic data, and stored in a second characteristic data storing part 314, when the device is operated. Then, a comparing part 330 compares the first characteristic data with the second characteristic data, based on first and second judgment conditions, and determines whether or not the operators are included in those operation authorized persons, and a control part 320 controls the change in the executable processing mode, based on the compared and determined result. |
