On 10/1/13 at 8:47 AM, basc...@gmail.com (Tony Arcieri) wrote:

If e.g. the NSA knew of an entire class of weak curves, they could perform
a brute force search with random looking seeds, continuing until the curve
parameters, after the seed is run through SHA1, fall into the class that's
known to be weak to them.

Or NSA could have done what it did with DES and chosen a construct that didn't have that weakness. We just don't know.

Cheers - Bill

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Bill Frantz        | I don't have high-speed      | Periwinkle
(408)356-8506 | internet. I have DSL. | 16345 Englewood Ave www.pwpconsult.com | | Los Gatos, CA 95032

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