Random Number Generator article

[Steve Kinney]

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On 05/25/2016 02:05 AM, jim bell wrote:
> Seems somewhat over-hyped, and not especially new either. Jim Bell
> 
> http://www.dailymail.co.uk/sciencetech/article-3607142/Cybersecurity-b
reakthrough-masterpiece-technique-create-truly-random-numbers-revealed.h
tml
>
>  "It could mean completely secure encryption of data, be it emails
> or voting - and even help beat climate change. Researchers have
> revealed a groundbreaking new technique to create truly random
> numbers for the first time. The new method creates truly random
> numbers with less computational effort than other methods, which
> could facilitate significantly higher levels of security for
> everything from consumer credit card transactions to military
> communications.
> 
> 
> The new method takes two weakly random sequences of numbers,  such
> as air temperatures and stock market prices sampled over time, and
> turns them into one sequence of truly random numbers.

Wow!  Canonical entropy from nowhere, just like magic!  Until or
unless your adversary observes you collecting samples from publicly
available sources and starts working backward from there.

Gimme the XOR of a few spark gaps or back-biased tunnel diodes any
day.  Laws of physics vs. clever arguments...

:o)

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