| 摘要 |
The invention provides for the disabling of a communication device even when information has been obtained unlawfully which is required for communication, such as unique identification information of a communication device (SID) and a unique identification information of a subscriber (PID). The invention provides for the storing as at least a unique identification information of a communication device, a unique identification information of subscriber, and a first identification information derived from the unique identification information of the communication device and the unique identification information of the subscriber into a memory area of mobile communication device; derive a second identification information from the unique identification information of the communication device and the unique identification information of the subscriber being stored, at a time when using the communication device, comparing the first identification information being stored in the communication device and the second identification information and permitting a use of the communication device when the first and second identification information have been matched.
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