Re: [Cfrg] Request from W3C WebCrypto Working Group - confirmation on recommendation

Watson Ladd <watsonbladd@gmail.com> Fri, 06 March 2015 21:07 UTC

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Date: Fri, 6 Mar 2015 13:07:45 -0800
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From: Watson Ladd <watsonbladd@gmail.com>
To: Harry Halpin <hhalpin@w3.org>
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Subject: Re: [Cfrg] Request from W3C WebCrypto Working Group - confirmation on recommendation
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On Mar 6, 2015 12:53 PM, "Harry Halpin" <hhalpin@w3.org> wrote:
>
> CFRG,
>
> The W3C Web Cryptography Working Group has a deadline of March 12th on
> their dependency on CFRG's recommendations, in particular [1]:
>
> "The WG will not decide which additional curve to integrate before
> IETF/CFRG shares its recommendation. Once this recommendation shared,
> based on timing constraint, algorithm maturity, the WG will make
> decision about integrating the curves, in accordance with the extensible
> mechanism the WG will decide, according to bug 25618. In case IETF/CFRG
> does not share recommendation before the Web Crypto API move to Proposed
> Recommendation, there will be no curve added."
>
> Thus, unless there is something I'm not aware of, the CFRG has
> recommended for the 128 bit security level the curve specified in this
> document:
>
> https://tools.ietf.org/html/draft-irtf-cfrg-curves-01

It's not enough to have a curve. One needs to know what the values are that
need to be computed, and how these values are represented.

Sincerely,
Watson Ladd
>
>   cheers,
>       harry
>
> [1]
>
http://www.w3.org/2012/webcrypto/DispositionOfComments/WebCryptoDispositionOfComments.html
>
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