| 摘要 |
PROBLEM TO BE SOLVED: To provide an authentication technology for acquiring high security with simple configurations. SOLUTION: An information processor in which the input operation of a user is used for authentication is configured to display an input frame to the user, and to make the user input a keyword to the input frame, and to determine the scale of the input of the user, and to determine the input keyword, and to use the determination result for authentication as authentication information. The scale of the input may be the size of the input frame or the size of a character designated by the user. COPYRIGHT: (C)2008,JPO&INPIT |
