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A comment on USB True Random Number Generator. Parent comment

Re:USB True Random Number Generator by stcredzero on Tuesday June 22, 2010 @11:39PM (#1454039)
You would think you could mitigate this by xoring two of them together, but this made things much worse since 2 connected to the same outlet tended to be somewhat correlated!

I would collect the bit stream then run the result through SHA256 in 256 bit batches.

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