[cabfpub] Pre-Ballot 164 - Certificate Serial Number Entropy

Andrew R. Whalley awhalley at google.com
Tue May 3 15:26:42 UTC 2016

> > "CSPRNG: A random number generator intended for use in cryptographic
> system"
> Wouldn't this prohibit the usage of a true RNG, such as a Geiger-Muller
> tube detecting radioactive decay, measurement of cosmic background
> radiation or any quantum phenomena? I know that these RNGs aren't that
> popular, but why limit them?

"True" RNGs are almost exclusively used to seed PRNGs
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