Re: random seed generation without user interaction?

[Steven M. Bellovin]

In message <[EMAIL PROTECTED]>, Dennis Glatting writes:

>> 
>
>There is an article (somewhere) on the net of digital cameras focused
>on lava lamps. Photos are taken of the lava lamps and mixed into a
>hash function to generate random data. I believe the author had some
>algorithm for turning the lamps on and off, too.
>
See lavarand.sgi.com.

I had thought it was patented, but a quick search of uspto.gov didn't 
turn it up.

                --Steve Bellovin