Embedded device control system, embedded device control device, embedded device control method, embedded device control program

摘要

PPROBLEM TO BE SOLVED: To reduce the risk of alteration of firmware. PSOLUTION: The built-in equipment control system includes built-in equipment and a built-in equipment control device which delivers firmware of a rewriting object to the built-in equipment. The built-in equipment control device includes a calculation part which calculates a check sum of the firmware, a division part which divides the check sum calculated by the calculation part, an insert part which dispersively inserts the check sum divided by the division part to the firmware, and a communication part which delivers the firmware to which the divided check sum is inserted by the insert part to the built-in equipment. PCOPYRIGHT: (C)2009,JPO&INPIT