PROBLEM TO BE SOLVED: To smoothly perform determination of insider information.;SOLUTION: A terminal device 2 of an employee (general), a terminal device 3 of an employee (officer), a terminal 4 of a department manager, and a terminal 5 of a president director are mutually connected through an electronic information network 1. The server device 6 for insider information determination is connected to the electronic information network 1. A database 7 including an operation section table specifying an operation causing insider information, an employee master file describing operation history and the like for all general and officer employees, a question table collecting question items for determining insider information or not, and the like is attached to the server device 6. A mail server device 8 is provided in the electronic information network 1, and the electronic information network 1 is connected also to the external internet 10 through a Web server device 9.;COPYRIGHT: (C)2006,JPO&NCIPI
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