Re: [TLS] Strawman on EdDSA/Ed25519 in TLS

Simon Josefsson <simon@josefsson.org> Mon, 29 June 2015 08:07 UTC

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From: Simon Josefsson <simon@josefsson.org>
To: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
References: <544B0DD62A64C1448B2DA253C011414615B1DD55AC@TUS1XCHEVSPIN33.SYMC.SYMANTEC.COM> <87zj3lauyl.fsf@latte.josefsson.org> <20150627181305.GA27513@LK-Perkele-VII>
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Date: Mon, 29 Jun 2015 10:06:48 +0200
In-Reply-To: <20150627181305.GA27513@LK-Perkele-VII> (Ilari Liusvaara's message of "Sat, 27 Jun 2015 21:13:05 +0300")
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Cc: "tls@ietf.org" <tls@ietf.org>, Rick Andrews <Rick_Andrews@symantec.com>
Subject: Re: [TLS] Strawman on EdDSA/Ed25519 in TLS
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Ilari Liusvaara <ilari.liusvaara@elisanet.fi> writes:

> On Sat, Jun 27, 2015 at 08:04:50PM +0200, Simon Josefsson wrote:
>> 
>> 1.3.101.1     EdDSA Ed25519 PKIX public keys
>> 1.3.101.2     EdDSA Ed25519 PKIX signatures
>> 1.3.101.3     EdDSA Ed448 PKIX public keys
>> 1.3.101.4     EdDSA Ed448 PKIX signatures
>> 1.3.101.5     EdDSA Curve41417 PKIX public keys
>> 1.3.101.6     EdDSA Curve41417 PKIX signatures
>> 1.3.101.7-16  <<Reserved for EdDSA with other TBD curves>>
>
> AFAIK, Ed448 and Curve41417 do not meet defintion of curve by EdDSA.
>
> And what hash would those use (I presume Ed25519 would use SHA-512)?

I believe details for EdDSA with other curves will be available shortly,
and allocating an OID now will save us some time.

/Simon