On Sunday June 25 2006 18:39, Oleg Goldshmidt wrote:
> Omer Zak <[EMAIL PROTECTED]> writes:
> > Geiger counters coupled to slightly sub-critical lumps of enriched
> > uranium can be tuned to provide arbitrarily large amounts of
> > entropy.
>
> Certainly you don't need enriched uranium for that. Which also means
> that such a device can be attached to every server without any risk to
> personnel. Very random (and safe) radioactive sources are often used
> in labs at universities and schools, in conjunction with Geiger
> counters. Very useful for studying Poisson distributions...
Well I am merely a humble physics fan, but isn't thermal noise much, much
cheaper? And BTW, it's what was used for our favorite onboard RNG we all miss
so much....
--
Sincerely Yours,
Michael Vasiliev
"Simplicity is prerequisite for reliability."
-- Edsger Wybe Dijkstra
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