Re: [TLS] Correction: early codepoint assignment for Curve25519, Curve448, Ed25519 and Ed448
Alexey Melnikov <alexey.melnikov@isode.com> Wed, 13 January 2016 11:01 UTC
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From: Alexey Melnikov <alexey.melnikov@isode.com>
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Date: Wed, 13 Jan 2016 11:04:37 +0000
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References: <39175FA5-0D33-43FC-B315-372A0C62B08C@tableau.com> <20160112202611.187f8263@latte.josefsson.org> <3B7B953C-C6B4-433A-A645-AA26446472B8@gmail.com> <20160112213145.GA17156@LK-Perkele-V2.elisa-laajakaista.fi>
To: Ilari Liusvaara <ilariliusvaara@welho.com>, Simon Josefsson <simon@josefsson.org>
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Cc: Adam Langley <agl@imperialviolet.org>, "tls@ietf.org" <tls@ietf.org>
Subject: Re: [TLS] Correction: early codepoint assignment for Curve25519, Curve448, Ed25519 and Ed448
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> On 12 Jan 2016, at 21:31, Ilari Liusvaara <ilariliusvaara@welho.com> wrote: > >> On Tue, Jan 12, 2016 at 10:21:21PM +0200, Yoav Nir wrote: >> >>> On 12 Jan 2016, at 9:26 PM, Simon Josefsson <simon@josefsson.org> wrote: >>> >>> The same concern still applies: what does it mean to allocate code >>> point for the 4492bis-05 description? >> >> Allocating code points just means an implementation of draft-05 is >> likely to interoperate just fine with an implementation of the final >> RFC. >> >> Of course nothing is ever final until the RFC is out, so there’s >> always a risk involved, but it is considered prudent to allocate >> numbers when we’re reasonably certain of the calculations and on- >> the-wire formats. Any debate about whether we should or should not >> check certain inputs for certain conditions need not be a bar for >> allocating numbers. > > Assuming CFRG chairs really did declare consensus on Ed448 hash, then > the final characteristics of Ed448 are known and I have a reference > implementation. > > And the PKIX draft looks implementable (has wrong example?) > > More serious interop hazard is what to do with X25519/X448 and THS > (some of the proposed stuff is not wire-compatible). This CFRG co-chair would like to see an updated CFRG draft before the code point is allocated.
- [TLS] Correction: early codepoint assignment for … Joe Salowey
- Re: [TLS] Correction: early codepoint assignment … Simon Josefsson
- Re: [TLS] Correction: early codepoint assignment … Yoav Nir
- Re: [TLS] Correction: early codepoint assignment … Ilari Liusvaara
- Re: [TLS] Correction: early codepoint assignment … Alexey Melnikov
- Re: [TLS] Correction: early codepoint assignment … Joseph Salowey
- Re: [TLS] Correction: early codepoint assignment … Simon Josefsson
- Re: [TLS] Correction: early codepoint assignment … Eric Rescorla
- Re: [TLS] Correction: early codepoint assignment … Brian Smith
- Re: [TLS] Correction: early codepoint assignment … Joseph Salowey
- Re: [TLS] Correction: early codepoint assignment … David Benjamin
- Re: [TLS] Correction: early codepoint assignment … Andrei Popov
- Re: [TLS] Correction: early codepoint assignment … Joseph Salowey