| 摘要 |
PROBLEM TO BE SOLVED: To provide an information processing unit having a highly reliable unlocking method for a touch-screen, capable of ensuring security even if an authentication operation is peeped.SOLUTION: In an information processing unit 101, if a character string received through a touch-screen 210 matches authentication information stored in storage means, and each character operation end position matches an authentication position stored in the storage means, the touch-screen will be unlocked, and otherwise, the touch-screen will not be unlocked.SELECTED DRAWING: Figure 9 |
