| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To make a person who tries to make unauthorized access think that it is meaningless to steal the data with a simple configuration. <P>SOLUTION: When the input of personal information from a user terminal 40 is accepted through a communication line 41 by a personal information protecting server 20, the personal information and a plurality of pieces of dummy information are mixed and registered in a personal information database 30. The large amounts of pieces of dummy information are mixed with the real personal information, without using any tracing system in the conventional art, so that the discrimination of the real personal information can be made impossible. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
