Re: [Curdle] Which curves are MUST and SHOULD ?

Loganaden Velvindron <loganaden@gmail.com> Tue, 01 December 2020 16:51 UTC

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From: Loganaden Velvindron <loganaden@gmail.com>
Date: Tue, 1 Dec 2020 20:51:35 +0400
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To: "Salz, Rich" <rsalz=40akamai.com@dmarc.ietf.org>
Cc: "Mark D. Baushke" <mdb=40juniper.net@dmarc.ietf.org>, "curdle@ietf.org" <curdle@ietf.org>
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Subject: Re: [Curdle] Which curves are MUST and SHOULD ?
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On Tue, Dec 1, 2020 at 8:38 PM Salz, Rich
<rsalz=40akamai.com@dmarc.ietf.org> wrote:
>
> >    PS: Note I have NOT uploaded the -13 edition of the document pending
>     feedback/consensus on the ecdh-sha2-nistp{256,384,512} being SHOULD
>     instead of MUST. I would be more likely to want curve25519-sha256 to be
>     a MUST rather than SHOULD than the nistp curves be a MUST... mostly due
>     to personal bias.
>

I think that x25519 is widely deployed as part of newer SSH implementations.
[URL: https://ianix.com/pub/curve25519-deployment.html#x25519-ssh ]
Therefore it should be a MUST.

> Pulling this topic into a separate thread.
>
> If you have opinions on NIST and X25519, please speak up now.
>
>
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