IETF Logo Mail Archive

Re: [TLS] Should we require implementations to send alerts?

Brian Smith <brian@briansmith.org> Thu, 17 September 2015 22:08 UTC

Return-Path: <brian@briansmith.org>
X-Original-To: tls@ietfa.amsl.com
Delivered-To: tls@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 1823F1A1B51 for <tls@ietfa.amsl.com>; Thu, 17 Sep 2015 15:08:44 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.978
X-Spam-Level:
X-Spam-Status: No, score=-1.978 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, FM_FORGED_GMAIL=0.622, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001] autolearn=ham
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 UqpZ_SIB4H9M for <tls@ietfa.amsl.com>; Thu, 17 Sep 2015 15:08:42 -0700 (PDT)
Received: from mail-ig0-f182.google.com (mail-ig0-f182.google.com [209.85.213.182]) (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 861B11A1B18 for <tls@ietf.org>; Thu, 17 Sep 2015 15:08:42 -0700 (PDT)
Received: by igcpb10 with SMTP id pb10so23208630igc.1 for <tls@ietf.org>; Thu, 17 Sep 2015 15:08:42 -0700 (PDT)
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=faextI89J8RdmjWsnHpyFVhjZjkEhsiG/fNTuPSC+N4=; b=aAsOPwmHej16A63S+NUBOD6dwTQa0QeqX7bkkT7Rnlc4GBM+xKQowRUmwhNEHsj/H3 qS4/HrcAm9F76lh83RsFiZ8cMHKTO2p9mnbLKBDtrZIY6CylM9vjTUODu9Fzx5S533E8 XkPcKVGzbh+pDIKjk6Ku8fHt9m9itL6qSZM8Q9yPKIainFLGcDfykbBrOppQoXMCwX1W WTJJSrZbOEziKAXoOjVTNxEhXMK8QFImtcpIP41a2moFFF+8ptuxC+8QIsajP2rpp+ea AtBxfG6YBPVCCNTHlfU6LP9AdJsGhRG8jOsmZoqAU6bGu4cAdUzX9AHKksMLEtndNxqV z+Qw==
X-Gm-Message-State: ALoCoQm1ULjv2G6Seu+BeylF9CU+tVS1X/WEfioCPfyu25iIrloxXXkjQKqdcPZgtOJX9S1ShwtF
MIME-Version: 1.0
X-Received: by 10.50.64.147 with SMTP id o19mr30660916igs.32.1442527721933; Thu, 17 Sep 2015 15:08:41 -0700 (PDT)
Received: by 10.79.107.204 with HTTP; Thu, 17 Sep 2015 15:08:41 -0700 (PDT)
In-Reply-To: <20150917220055.GZ13294@localhost>
References: <CABcZeBPnO4zn_HkvwLpLC+EVYN8EKOBEsR80oRt3HZgsiNGDoQ@mail.gmail.com> <20150917220055.GZ13294@localhost>
Date: Thu, 17 Sep 2015 15:08:41 -0700
Message-ID: <CAFewVt4aKiqMdYQx+Tp=gPV9Z9jBb1CXraD8=wfhKfAUrzqRQg@mail.gmail.com>
From: Brian Smith <brian@briansmith.org>
To: Nico Williams <nico@cryptonector.com>
Content-Type: multipart/alternative; boundary="047d7bea2f9871efcb051ff8a877"
Archived-At: <http://mailarchive.ietf.org/arch/msg/tls/UUw0U7lipjfCMfM1vaAuhogduzk>
Cc: "tls@ietf.org" <tls@ietf.org>
Subject: Re: [TLS] Should we require implementations to send alerts?
X-BeenThere: tls@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: "This is the mailing list for the Transport Layer Security working group of the IETF." <tls.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/tls>, <mailto:tls-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/tls/>
List-Post: <mailto:tls@ietf.org>
List-Help: <mailto:tls-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/tls>, <mailto:tls-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 17 Sep 2015 22:08:44 -0000

On Thu, Sep 17, 2015 at 3:00 PM, Nico Williams <nico@cryptonector.com>
wrote:

> On Sat, Sep 12, 2015 at 01:49:49PM -0700, Eric Rescorla wrote:
> > Issue: https://github.com/tlswg/tls13-spec/issues/242
> >
> > In https://github.com/tlswg/tls13-spec/pull/231, Brian Smith argues:
> >
> > "Nobody must ever be *required* to send an alert. Any requirement for
> > sending an alert should be SHOULD, at most."
>
> There have been two main lines of argument in this thread, paraphrased:
>

It is amusing when people pull this trick, but it gets old. There are more
than two lines of argument against sending alerts, and your paragraphing
mischaracterizes them.

Cheers,
Brian

v2.23.0 | Report a Bug | By Email