Time-drift technique fingers PCs

Friday, 11 March 2005, 10:28 AM EST

Security researchers have developed a technique for remotely fingerprinting an electronic device using clock skews - small, microscopic deviations in device hardware. In a paper, Remote physical device fingerprinting, Tadayoshi Kohno, lead author and PhD student from the University of California San Diego, explains how the technique could be developed to track hardware wherever it is on the net, or in applications such as computer forensics.

By John Leyden at The Register.

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