COMMUNICATION PERMISSION LIST GENERATOR, COMMUNICATION PERMISSION LIST GENERATION METHOD, AND PROGRAM

摘要

In the present invention, a communication permission list generator 611 comprises a communication specification analysis unit for generating a detection rule that includes the information on the period of communication messages from a communication specification 621, a communication permission list output unit 613 for generating a pre-update communication permission list 624 that includes the detection rule, a communication data analysis unit 614 for acquiring the period range for communication messages from the communication data 622 acquired from a vehicle network, and a communication permission list update unit 615 for updating the period information of the detection rule on the basis of the period range. The communication permission list update unit updates, on the basis of the period range of other communication messages for which the period information has been updated, the period information of the detection rule of communication messages for which the period information has not been updated.