Simple Hardware RNG Idea

[Perry E. Metzger]

Dave Dittrich writes:
> 
> > Perry writes, regarding alpha decay counts for random numbers:
> > 
> > > And, as I noted, there are RS232 interfaceable radiation detectors you
> > > can buy off the shelf -- no hardware hacking needed.

> I was thinking about this the other day and wondered if it wouldn't be
> cheap and relatively easy to build a board that samples and sums
> several randomly selected signals on various frequencies on the AM
> broadcast spectrum.

Radio signals can be interfered with or listened to -- never
underestimate the opponent. Computer interfaced radiation detectors,
in spite of Tim's claim to the contrary, are pretty cheap and very
hard to interfere with.

Perry