Re: [TLS] sect571r1

Brian Smith <brian@briansmith.org> Wed, 15 July 2015 23:40 UTC

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References: <201507151413.22408.davemgarrett@gmail.com> <20150715210637.GT12152@cph.win.tue.nl> <201507151739.27053.davemgarrett@gmail.com> <CAHOTMVJ+Rbvojqsa35ysLy8M1YwWEc2Qm7LDppQj7YKdpr0cfA@mail.gmail.com>
Date: Wed, 15 Jul 2015 19:40:03 -0400
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From: Brian Smith <brian@briansmith.org>
To: Tony Arcieri <bascule@gmail.com>
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Subject: Re: [TLS] sect571r1
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Tony Arcieri <bascule@gmail.com> wrote:

> On Wed, Jul 15, 2015 at 2:39 PM, Dave Garrett <davemgarrett@gmail.com>
> wrote:
>
>> It's the most used of the rarely used curves.
>
>
> I think all "rarely used curves" should be removed from TLS. Specifically,
> I think it would make sense for TLS to adopt a curve portfolio like this:
>
> - CFRG curves (RECOMMENDED): Curve25519, Ed448-Goldilocks
> - NIST curves (SUPPORTED): P-256, P-384, P-521
>

I agree, except that I think we should get rid of P-521 too.

Cheers,
Brian