A security control method for use with a portable device, having a portable device ID code, a security controller, having a controller ID code, and a management apparatus, for communicating with the security controller, wherein the security controller determines whether the portable device ID code matches the controller ID code and controls deactivation of a security function of a security device based on the determination result, the method comprising:
- transmitting a restriction request signal for function restriction to the management apparatus;
- transmitting a function restriction signal with the management apparatus to at least one of the portable device and the security controller in response to the restriction request signal;
- communicating with the portable device and recording the portable device ID code in the recording unit as the controller ID code;
- and
- prohibiting recording of the portable device ID code in the recording unit in order to prohibit control of the security device when receiving the function restriction signal or when communicating with the portable device that has received the function restriction signal.