| 摘要 |
PROBLEM TO BE SOLVED: To provide a security system for an information processor which can inhibit a 3rd person using the information processor without permission when an operator who directly operates the information processor leaves it. SOLUTION: The user carries a transmitter 15 which periodically transmits 2nd ID information and between an IC card reader 25 and a personal computer 21, a receiver 17 is equipped with a control part 47 which receives the ID information by a radio receiving circuit 41, previously registers the same 2nd ID information with the transmitter 15 in an EEPROM 45, compares the received ID information with the previously registered 2nd ID information by itself, and controls to successively output 1st ID information to the personal computer 21 when the 2nd ID information is periodically received on condition that both the pieces of 2nd ID information match each other, but cases the output of the 1st ID information when the 2nd ID information is not received any more. |
