hardware RNG

[Jon Callas]

On Sep 9, 2013, at 12:32 PM, Juan Garofalo <juan.g71 at gmail.com> wrote:

> very naive question here : 
> 
> Wouldn't it be possible to build a RNG using something like a zener diode and a $2 microcontroller? 

Yes. If you took noise off of a diode or even a resister and just threw it into Yarrow, you'd have a very nice thing.

The biggest problem with building good random number generators is that it's harder than you think on first glance and easier than you think on third glance.

	Jon