Re: [precis] Eric Rescorla's No Objection on draft-ietf-precis-7613bis-08: (with COMMENT)

Eric Rescorla <ekr@rtfm.com> Wed, 05 July 2017 22:14 UTC

Return-Path: <ekr@rtfm.com>
X-Original-To: precis@ietfa.amsl.com
Delivered-To: precis@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 94047131BB6 for <precis@ietfa.amsl.com>; Wed, 5 Jul 2017 15:14:39 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.598
X-Spam-Level:
X-Spam-Status: No, score=-2.598 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=rtfm-com.20150623.gappssmtp.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id r0XruwC0Zw7H for <precis@ietfa.amsl.com>; Wed, 5 Jul 2017 15:14:37 -0700 (PDT)
Received: from mail-yw0-x231.google.com (mail-yw0-x231.google.com [IPv6:2607:f8b0:4002:c05::231]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 81DF11317A7 for <precis@ietf.org>; Wed, 5 Jul 2017 15:14:36 -0700 (PDT)
Received: by mail-yw0-x231.google.com with SMTP id l21so1010004ywb.1 for <precis@ietf.org>; Wed, 05 Jul 2017 15:14:36 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rtfm-com.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=g6Cv6MU2p4xL268395UCi7QxEPZy5RHBCYlxL66drD4=; b=D2JiyXpopmFSf3OmCmDFGBhIgjwaMsoYbAlRRNOzsKz/aXTQAiGMtxQuyAe9UNqmwn tXRgPRx666r26AlkGCS1n4eUBs628yFbniMNmRFkITxqVSrIg92O6+913m1v8Kd9zBX7 cVR2gLFxUFfDay9bT6DqAakzinRFjLwbvSnUH3GDOkip//gR3egPJNs5umw4ZhtCrTnC Nmg3DjRNo3m0/2Lgm4SS/mcyxRJ79ancf5fLnIdW3nQV4NgzBhLiGjGO7S6XHKjwFW9k HNDicspwqw3R0h6742lgZ3ASW5YfOPAEHxhbWq2nKgceH7myVYzZnqlLsdxzc4tvxKEh USVg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=g6Cv6MU2p4xL268395UCi7QxEPZy5RHBCYlxL66drD4=; b=t0KHXT7zPiYywmU+SnqiW2t+KXBGX2YgkQhOABMpVdhBzyXpZ1nN469Pd8axIoMyF9 Ut8H6aCdBaiJk1XUtkEYKkXxQW9WkHVRP8KBmP4TTaPcaSE09IM9uV/OiJnRToDYcSue +me4aVqfX0ThImH827MHhEnqZPEkL5DELCkpulG58NtPt/uuQwuH+OTvA4FbaK9lmpcQ c6EEpFyy6WPUFdxVH4HPSceesCJHd6ooNhdQftJPP0Jv2HdqVO2gzSLmR7T6BAN/LRSA tgoTv26EB9rG3a4x94k028OPaduBEnbARrTJB+79bzkZJRHSbMsJQQ5rBXJzBfUU2R00 lagA==
X-Gm-Message-State: AIVw113zXH9kFVGBTU8qkJ13VAxKG34ujTjTPOt6PHrupv6zejJsXqb/ Xzj8zFGhVCzsRF+XDLzWqQ5psMnlBo7Cjl4=
X-Received: by 10.129.118.66 with SMTP id j2mr19028921ywk.85.1499292875740; Wed, 05 Jul 2017 15:14:35 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.13.215.9 with HTTP; Wed, 5 Jul 2017 15:13:55 -0700 (PDT)
In-Reply-To: <030c786e-3697-08f9-2a27-75cf5e90cc68@stpeter.im>
References: <149928511354.13530.16384868318840634986.idtracker@ietfa.amsl.com> <030c786e-3697-08f9-2a27-75cf5e90cc68@stpeter.im>
From: Eric Rescorla <ekr@rtfm.com>
Date: Wed, 05 Jul 2017 15:13:55 -0700
Message-ID: <CABcZeBPzZzNX-KP-Uji5-Bt_zdnGOFY7r+ptBn-itTM6f3zbmA@mail.gmail.com>
To: Peter Saint-Andre <stpeter@stpeter.im>
Cc: The IESG <iesg@ietf.org>, precis@ietf.org, draft-ietf-precis-7613bis@ietf.org, precis-chairs@ietf.org
Content-Type: multipart/alternative; boundary="f403045eed8a461c1805539953e3"
Archived-At: <https://mailarchive.ietf.org/arch/msg/precis/7PdSgSnl-H090AiqomNiT703eEk>
Subject: Re: [precis] Eric Rescorla's No Objection on draft-ietf-precis-7613bis-08: (with COMMENT)
X-BeenThere: precis@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: Preparation and Comparison of Internationalized Strings <precis.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/precis>, <mailto:precis-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/precis/>
List-Post: <mailto:precis@ietf.org>
List-Help: <mailto:precis-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/precis>, <mailto:precis-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 05 Jul 2017 22:14:39 -0000

On Wed, Jul 5, 2017 at 3:12 PM, Peter Saint-Andre <stpeter@stpeter.im>
wrote:

> On 7/5/17 2:05 PM, Eric Rescorla wrote:
> > Eric Rescorla has entered the following ballot position for
> > draft-ietf-precis-7613bis-08: No Objection
> >
> > When responding, please keep the subject line intact and reply to all
> > email addresses included in the To and CC lines. (Feel free to cut this
> > introductory paragraph, however.)
> >
> >
> > Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.
> html
> > for more information about IESG DISCUSS and COMMENT positions.
> >
> >
> > The document, along with other ballot positions, can be found here:
> > https://datatracker.ietf.org/doc/draft-ietf-precis-7613bis/
> >
> >
> >
> > ----------------------------------------------------------------------
> > COMMENT:
> > ----------------------------------------------------------------------
> >
> > I agree with jsalowey's point about discouraging raw password
> comparison. Can
> > you do something about that?
>
> In version -08 we added the following text:
>
> 8.2.  Password/Passphrase Comparison
>
>    In systems that conform to modern best practices for security,
>    verification of passwords during authentication will not use the
>    comparison defined in Section 4.2.3.  Instead, because the system
>    performs cryptographic calculations to verify the password, it will
>    prepare the password as defined in Section 4.2.1 and enforce the
>    rules as defined in Section 4.2.2 before performing the relevant
>    calculations.
>

OK, I can live with this.

-Ekr


>
> > The use of "false positive" is confusing because positive can either mean
> > "accept" or "reject". I would use "false accept" or "false reject" or
> some
> > other clearer term
>
> That's a good suggestion - we'll incorporate that change in the
> post-IESG revision.
>
> Peter
>
>
>