| 摘要 |
PROBLEM TO BE SOLVED: To prevent illegal authentication in a highly secure way.SOLUTION: An authentication device includes a visual line detection unit (22) that detects a direction of the visual line of a user, an authentication permission visual line direction setting unit (23) that sets a direction of the visual line to permit authentication, a biological determination unit (24) that determines whether or not the detected direction of the visual line is the direction of the visual line to permit authentication and executes authentication, and a display control unit (26) that displays, on a display unit (14), an image indicating the type of a direction of a visual line at the time of setting a direction of a visual line to permit authentication, whereas does not display, on the display unit (14), the image during the execution of authentication. |
