| 摘要 |
<p>A signaling route (350) of a PUF (Physical Uncloneable Function) circuit is configured in each device (301), the signaling route (350) of each device (301) is connected by a connecting route (360) to form a circulation route, and an arbiter (303) is connected at the end of the circulation route, wherein a signal is circulated in the circulation route from a device (1) to a device (3), the arbiter (303) monitors the signal flowing in the circulation route and generates an output signal reflecting the inherent property of the circulation route on the basis of monitoring results, and the verification of identity among the combination of a plurality of devices is enabled by verifying the output signal.</p> |
