SECURITY SYSTEM, AUTHENTICATION SERVER, PORTABLE TERMINAL, AND PROGRAM
摘要
<p>PROBLEM TO BE SOLVED: To provide a security system which can inhibit information leakage in a predetermined area.SOLUTION: A security system comprises: pieces of recording means (2023 and 203) which record the time when a user is in a predetermined area in association with a terminal information of the user's portable terminal (UE); and control means (2022) which controls the portable terminal (UE) corresponding to the terminal information to control data recorded in the portable terminal (UE) during the recorded time when the user has been in the predetermined area.</p>
