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From: Dan Brown <danibrown@blackberry.com>
To: John Mattsson <john.mattsson@ericsson.com>, Peter Gutmann
 <pgut001@cs.auckland.ac.nz>, Hubert Kario <hkario@redhat.com>, "TLS@ietf.org"
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> -----Original Message-----
> From: John Mattsson <john.mattsson@ericsson.com>
>
> Dan Brown <danibrown@blackberry.com> wrote:
>
> > ANSI X9.62-2005 was withdrawn in 2015
>
> Ok, that TLS 1.3 is relying on a withdrawn publication that used to be 
> behind a
> paywall is even worse.

[DB] Have mercy on TLS: I expect they had plenty of working code, and archived 
ECDSA specs for documentation, so it's not at all their fault that another 
organization's specs expired while they were undertaking a major improvement.

>
> > Also, I expect FIPS 186-5 is nearly ready, and will specify much of ECDSA
>
> That NIST FIPS 186-5 will include all the details needed to implement ECDSA 
> is
> great.

[DB] I think I also said that I was not sure if it will have any ASN.1 (i.e. 
resolution of ECDSA-Sig-Value).

>
> >IETF has specs for sigs and their formats already, no?
>
> At the time when RFC 8446 was published, there was probably no quick and
> easy solution to the problem. But the fact that IETF has historically been 
> fine
> with relying on specifications behind paywalls is part of the problem. If 
> IETF had
> implemented a strong open-access policy a long-time ago, there would
> probably be an open-access version of ECDSA (NIST or IETF) a long time ago.
>
[DB] SECG was created, among several other reasons, to provide a kind of 
open-read-access ECC specifications.  I think some IETF docs even refer to 
SECG, maybe SEC2?

Doesn't IETF have RFC 5480, 6090, 6979, which cover a fair amount of ground in 
specifying (some variation of) ECDSA?  Although, that's not a policy, and 
maybe was not even an easy enough solution for RFC 8446, etc.


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