[cryptography] urandom vs random

Sandy Harris sandyinchina at gmail.com
Wed Aug 21 18:28:57 EDT 2013


grarpamp <grarpamp at gmail.com> wrote:

> The subject thread is covering a lot about OS implementations
> and RNG various sources. But what are the short list of open
> source tools we should be using to actually test and evaluate
> the resulting number streams?

Two good ones are listed & linked here
http://en.citizendium.org/wiki/Random_number#Testing_for_Randomness

My system is running Xubuntu. Randomness testers that are in its
repositories, and presumably quite a few others, are ent(1) and
dieharder(1).

See other posts in the thread for limitations of such testing.


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