| 摘要 |
PROBLEM TO BE SOLVED: To provide a security system, capable of regulating taking-out of a key and holding a security level. SOLUTION: In the security room, where the entering and leaving of a room are performed in ID discrimination by an ID discriminator, after entering the room, a key is taken out from a box and a prescribed area is opened by the key, and removal out of the key is prevented in the key box; if the entering of the room is not based on the ID discrimination by the ID discriminator. In addition, the ID discriminator for discriminating ID in leaving of the room disables removal from the room, if the key of the person who last leaves the room is not returned and stored.
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