Re: E-Mail Protocol Security Measurements

Aaron Zauner <azet@azet.org> Fri, 31 July 2015 07:53 UTC

Return-Path: <azet@azet.org>
X-Original-To: ietf@ietfa.amsl.com
Delivered-To: ietf@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id B9F1A1AD0D2 for <ietf@ietfa.amsl.com>; Fri, 31 Jul 2015 00:53:43 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.6
X-Spam-Level:
X-Spam-Status: No, score=-2.6 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7] autolearn=unavailable
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 V851wzW-rxfq for <ietf@ietfa.amsl.com>; Fri, 31 Jul 2015 00:53:43 -0700 (PDT)
Received: from mail-wi0-f170.google.com (mail-wi0-f170.google.com [209.85.212.170]) (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 508B51B3310 for <ietf@ietf.org>; Fri, 31 Jul 2015 00:53:40 -0700 (PDT)
Received: by wicmv11 with SMTP id mv11so47914798wic.0 for <ietf@ietf.org>; Fri, 31 Jul 2015 00:53:39 -0700 (PDT)
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-type; bh=thOJmVUbG6qdCS2+608x0Ewg3zfvuhKoNWN5tgbdfTs=; b=RHnR1XxDNKKoVjMmbcfyMw0oDxnwJM1OjXdcuGN322p6MVMt21KEiOp3szJJUauon8 ahyV0+Tbh4NW34Y+Mm7E4icTIF0hM2bpzZ6CZhAXXREtn/Wh5uIkJmqyHG8aALJRp2Ib wlW0I/p6tNQJLd+I042a/Z3jUxl2mRaI+BQm5gi56ZXQ2iJNU2RBeI3zGhbhqczht6j3 lJSxLayft2aOJ84NsNGDzzST2GYGTlgfvgDQxyUQEW/c1+fCf4nVcAdu3K7uP6iKLEfi lxMUEjHtdwj2KMUezVMiP9iXUbtGO58YF4zCP5s+WW0GiGSFTvlcef+Q0OOg0JEwF75B sBQg==
X-Gm-Message-State: ALoCoQmVy4JKZCPY+gYp4LWO48mh5tyupF8wwDOVI72pR/6X3Cny/ppcjKlghwWvzrYDHu+E066l
X-Received: by 10.180.77.115 with SMTP id r19mr4385149wiw.9.1438329218917; Fri, 31 Jul 2015 00:53:38 -0700 (PDT)
Received: from [172.20.10.3] (089144234232.atnat0043.highway.a1.net. [89.144.234.232]) by smtp.gmail.com with ESMTPSA id gc4sm3082078wib.23.2015.07.31.00.53.36 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 31 Jul 2015 00:53:37 -0700 (PDT)
Message-ID: <55BB297D.4030900@azet.org>
Date: Fri, 31 Jul 2015 09:53:33 +0200
From: Aaron Zauner <azet@azet.org>
User-Agent: Postbox 3.0.11 (Macintosh/20140602)
MIME-Version: 1.0
To: Michael Richardson <mcr+ietf@sandelman.ca>
Subject: Re: E-Mail Protocol Security Measurements
References: <55B62F80.1010400@azet.org> <18347.1438268956@sandelman.ca> <55BA5229.3090400@azet.org> <20350.1438287056@sandelman.ca>
In-Reply-To: <20350.1438287056@sandelman.ca>
X-Enigmail-Version: 1.2.3
Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="------------enig04EB16ADA5480BE514E39895"
Archived-At: <http://mailarchive.ietf.org/arch/msg/ietf/6X4Jmc6ls6COm2W6pefp48E9s8M>
Cc: "uta@ietf.org" <uta@ietf.org>, Wilfried Mayer <WMayer@sba-research.org>, ietf@ietf.org, Martin Mulazzani <mmulazzani@sba-research.org>
X-BeenThere: ietf@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: IETF-Discussion <ietf.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ietf>, <mailto:ietf-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/ietf/>
List-Post: <mailto:ietf@ietf.org>
List-Help: <mailto:ietf-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ietf>, <mailto:ietf-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 31 Jul 2015 07:53:43 -0000


Michael Richardson wrote:
> okay, so whle we might cringe at how many hosts are using weak crypto,
> we might also be elated (if we had numbers) about how many hosts support
> *any* crypto...

I think Carsten Bormann should have already pointed this out in his
message to this list earlier. His numbers are pretty similar to what we see.

Aaron