[Cryptography] Best internet crypto clock

Peter Gutmann pgut001 at cs.auckland.ac.nz
Thu Oct 9 01:37:55 EDT 2014


Tom Mitchell <mitch at niftyegg.com> writes:

>A clock that is sufficiently stable for long periods of time and temperature
>deltas is nearly impossible to design.

You don't need a perfectly accurate clock, you just need to track the drift at
the receiving end.  In fact is you can bound the transmission latency (if it's
an online protocol rather than store-and-forward) you don't need a clock at
all on the sending device.

Peter.


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