[cryptography] urandom vs random

Harald Hanche-Olsen hanche at math.ntnu.no
Mon Aug 19 10:21:56 EDT 2013


[Aaron Toponce <aaron.toponce at gmail.com> (2013-08-19 13:20:45 UTC)]

> I'm currently working on a program to feed the random data found
> from an RTL-SDR dongle into the entropy pool. Then just tune to an
> empty frequency, and let atmospheric noise rule.

The raspberry pi supposedly has a hardware RNG built in.
Perhaps one could be used as a random data "dongle"?
It's not like they're super expensive.

http://scruss.com/blog/2013/06/07/well-that-was-unexpected-the-raspberry-pis-hardware-random-number-generator/

- Harald


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