combining entropy
John Denker
jsd at av8n.com
Fri Oct 24 08:29:36 EDT 2008
On 09/29/2008 05:13 AM, IanG wrote:
> My assumptions are:
>
> * I trust no single source of Random Numbers.
> * I trust at least one source of all the sources.
> * no particular difficulty with lossy combination.
> If I have N pools of entropy (all same size X) and I pool them
> together with XOR, is that as good as it gets?
Yes.
The second assumption suffices to prove the result,
since (random bit) XOR (anything) is random.
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