Secure Distance Measurement

Explore secure distance measurement techniques in this keynote address from CHES2020, covering applications from car lock protection to contact tracing and navigation. Delve into topics such as secure ranging, ultrawide band technology, physical layer security, and time of flight measurements. Examine the performance and security aspects of message time of arrival, frequency division multiplexing, and carrier frequency offset. Investigate the implications for smart vehicles and future developments in the field. Gain insights into bidirectional communication and untrusted prover scenarios, concluding with a summary and Q&A session.