[Cryptech Tech] RAM as source of entropy

Joachim Strömbergson joachim at secworks.se
Tue Feb 11 07:59:47 UTC 2014


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Aloha!

Warren Kumari wrote:
>> Yah. That sounds really interesting / fun. I'd also like to try a
>> dark CCD vs SRAM test (both simply powering / off and PRNGing the
>> SRAM). The CCD test I can probably do fairly easily (USB webcam),
>> the SRAM one might be a bit trickier. I've got a TI MSP430 dev
>> board in a USB thumb drive form factor
>> (http://www.ti.com/tool/ez430-f2013 ) -- this with a small SRAM
>> attached seems like it might be a good way to play, because I can
>> take it along and play with it on a plane (a while back I was
>> sitting on a plane with an Arduino with a few LEDs on it... Flight
>> attendant came over and asked me to put it away, because apparently
>> it had freaked out some other passenger....)

Cool that you will test this!
And scary that somebody got freaked out by that. ;-)

- -- 
Med vänlig hälsning, Yours

Joachim Strömbergson - Alltid i harmonisk svängning.
========================================================================
 Joachim Strömbergson          Secworks AB          joachim at secworks.se
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