Re: [Curdle] eddsa25519 & eddsa448 for use with SSH

denis bider <denisbider.ietf@gmail.com> Tue, 25 April 2017 05:36 UTC

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From: denis bider <denisbider.ietf@gmail.com>
Date: Mon, 24 Apr 2017 23:19:57 -0600
Message-ID: <CADPMZDBEasXekZv9kGTJdArxy8CCy-sZnTY4yjtGvy39sftHDQ@mail.gmail.com>
Subject: Re: [Curdle] eddsa25519 & eddsa448 for use with SSH
To: "Mark D. Baushke" <mdb@juniper.net>
Cc: ietf-ssh@netbsd.org, curdle <curdle@ietf.org>
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I believe the spec for ssh-ed25519 is already an active draft under the
purview of Curdle:

https://tools.ietf.org/html/draft-ietf-curdle-ssh-ed25519-00

On Mon, Apr 24, 2017 at 10:39 PM, Mark D. Baushke <mdb@juniper.net> wrote:

> Hi Folks,
>
> Looking at
>
>   RFC 8032 - Edwards-Curve Digital Signature Algorithm (EdDSA)
>
> I am curious to know if there is a desire to create public key algorithm
> names for SSH using it?
>
> http://ssh-comparison.quendi.de/comparison/hostkey.html
> shows 11 implementations of ssh-ed25519 and 3 implementations of
> ssh-ed25519-cert-v01@openssh.com.
>
> I have not yet compared the RFC against the SSH implementations of
> ssh-ed25519.
>
> I do know that the use of the SHAKE256 as a hash function for Ed448
> would be the first SHA-3 family function used in the SSH protocol.
>
> If they are the same, then it would be good to writeup something
> to add ssh-ed25519 to the IANA
> https://www.iana.org/assignments/ssh-parameters/ssh-parameters.xhtml#ssh-
> parameters-19
>
>         -- Mark
>
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