Re: [Cfrg] Elliptic Curve patents

Bodo Moeller <bmoeller@acm.org> Fri, 07 October 2016 13:53 UTC

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From: Bodo Moeller <bmoeller@acm.org>
Date: Fri, 7 Oct 2016 15:53:34 +0200
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To: Michael Scott <mike.scott@miracl.com>
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Subject: Re: [Cfrg] Elliptic Curve patents
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"Michael Scott" <mike.scott@miracl.com>om>:

> Here is another of Meyer's patents, that I think may cause a problem for
a method of multiplicative masking recommended by yourself and others
(Scott Fluhrer?) in the past, and commonly used for modular inversion in
the context of ECDSA signature
>
> https://www.google.com/patents/US20080201398

That idea certainly wasn't new in 2005.

Bodo