combining entropy

Thierry Moreau thierry.moreau at
Fri Oct 24 11:23:07 EDT 2008

IanG wrote:

> 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?
> 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.

Do you really trust that no single source of entropy can have knowledge 
of the other source's output, so it can surreptitiously correlate its own?

I.e, you are are also assuming that these sources are *independent*.


- Thierry Moreau

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