Re: [Cfrg] [CFRG] PAKE selection process: Update on documentation regarding CPace and AuCPace

"Stanislav V. Smyshlyaev" <smyshsv@gmail.com> Fri, 07 February 2020 19:14 UTC

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From: "Stanislav V. Smyshlyaev" <smyshsv@gmail.com>
Date: Fri, 7 Feb 2020 22:13:52 +0300
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To: =?UTF-8?B?IkJqw7ZybiBIYWFzZSI=?= <Bjoern.M.Haase@web.de>
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Subject: Re: [Cfrg] [CFRG] PAKE selection process: Update on documentation regarding CPace and AuCPace
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Dear Björn,

Many thanks for the notice!

Is everything going as planned with your preparation of replies for the
Round 2 questions?

Regards,
Stanislav

пт, 7 февр. 2020 г. в 22:05, "Björn Haase" <Bjoern.M.Haase@web.de>de>:

> Hi CFRG,
>
> I would like to give notice of the changes in documentation regarding
> CPace and AuCPace.
>
> https://tools.ietf.org/html/draft-haase-aucpace-01
> https://tools.ietf.org/html/draft-haase-cpace-01
>
> Differences in the CPace draft 01:
>
> The CPace text is slightly rephrased and now refers to the acronym SDH as
> the
> simultaneous Diffie-Hellmann problem (as defined and analyzed in the
> VTBPEKE paper).
> Notation has been modified at some places in order to be in line with a
> reworked
> paper with the security proof that considers the last recommendations of
> round 1.
> (To be submitted this week-end).
>
> Differences in the AuCPace draft 01:
>
> I have added the process of AuCPace-authenticated transactions, such as
> useful for
> change-passwords and "sudo"-style transactions. I moreover have fixed a
> bug in the
> test vector section that stemmed from the fact that some python
> implementations of
> scrypt seem to have problems with non-ASCII characters in the salt field.
>
> Moreover, I have setup a repository with reference implementations for
> SageMath and C.
> Code is available at
> https://github.com/BjoernMHaase/AuCPace
>
> Yours,
>
> Björn.
>
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