Re: [Dcrup] stronger crypto, I-D Action: draft-ietf-dcrup-dkim-usage-02.txt

"Salz, Rich" <rsalz@akamai.com> Mon, 12 June 2017 14:18 UTC

Return-Path: <rsalz@akamai.com>
X-Original-To: dcrup@ietfa.amsl.com
Delivered-To: dcrup@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9ABC21293E3 for <dcrup@ietfa.amsl.com>; Mon, 12 Jun 2017 07:18:57 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.001
X-Spam-Level:
X-Spam-Status: No, score=-2.001 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=akamai.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 TgORRF4769WS for <dcrup@ietfa.amsl.com>; Mon, 12 Jun 2017 07:18:56 -0700 (PDT)
Received: from mx0b-00190b01.pphosted.com (mx0b-00190b01.pphosted.com [IPv6:2620:100:9005:57f::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 249BC127601 for <dcrup@ietf.org>; Mon, 12 Jun 2017 07:18:56 -0700 (PDT)
Received: from pps.filterd (m0050096.ppops.net [127.0.0.1]) by m0050096.ppops.net-00190b01. (8.16.0.21/8.16.0.21) with SMTP id v5CECK6P011734; Mon, 12 Jun 2017 15:18:52 +0100
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=akamai.com; h=from : to : cc : subject : date : message-id : references : in-reply-to : content-type : content-transfer-encoding : mime-version; s=jan2016.eng; bh=OggAh0Z//Sj7dYtmdRXEHADRHSZ1zvrIYy6vDtGrF3o=; b=UPmzbBijVlb6OT2YBYADUDGZlY0K36R4uSqMheGqvLh8FdLVtL4ber1liAJgVlrFTIUk yzsFORzgP504o4eV0GPjCX/PkeMU+6/k7UGzog/d6p4NzYddgSabU5zrqPWmBLR1eK5o wivs3DqPOndKm+PhHIaTtraUYcRKIcMrL2lrOQ7taulStkvlP0Szehfv04S2dNlN6py2 vOcPsC+6jkmpM5B0Jht4vv2Wf4pgU/Y0jfdy6oYO3UdIIxo0nBb0UkulvneYDoquzUUc kdH/C3eEQF3uM8D7oSElxsT/PKdP6BHlpIUs7bMPlGZhWfO59ugHaCKWeM4+OVzhO6Hs iQ==
Received: from prod-mail-ppoint1 (a184-51-33-18.deploy.static.akamaitechnologies.com [184.51.33.18] (may be forged)) by m0050096.ppops.net-00190b01. with ESMTP id 2b1rnbh5ec-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 12 Jun 2017 15:18:52 +0100
Received: from pps.filterd (prod-mail-ppoint1.akamai.com [127.0.0.1]) by prod-mail-ppoint1.akamai.com (8.16.0.17/8.16.0.17) with SMTP id v5CEFxwT015283; Mon, 12 Jun 2017 10:18:52 -0400
Received: from email.msg.corp.akamai.com ([172.27.123.34]) by prod-mail-ppoint1.akamai.com with ESMTP id 2b0c3ueegg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 12 Jun 2017 10:18:51 -0400
Received: from USMA1EX-DAG1MB1.msg.corp.akamai.com (172.27.123.101) by usma1ex-dag1mb6.msg.corp.akamai.com (172.27.123.65) with Microsoft SMTP Server (TLS) id 15.0.1263.5; Mon, 12 Jun 2017 07:18:51 -0700
Received: from USMA1EX-DAG1MB1.msg.corp.akamai.com ([172.27.123.101]) by usma1ex-dag1mb1.msg.corp.akamai.com ([172.27.123.101]) with mapi id 15.00.1263.000; Mon, 12 Jun 2017 10:18:51 -0400
From: "Salz, Rich" <rsalz@akamai.com>
To: John Levine <johnl@taugh.com>, "dcrup@ietf.org" <dcrup@ietf.org>
CC: "martin.thomson@gmail.com" <martin.thomson@gmail.com>
Thread-Topic: [Dcrup] stronger crypto, I-D Action: draft-ietf-dcrup-dkim-usage-02.txt
Thread-Index: AQHS410gNVJS/qWhYEGUI0m2cJxiEKIhRNJQgAAB35A=
Date: Mon, 12 Jun 2017 14:18:50 +0000
Message-ID: <6fddf78ffb794365b148c544183e766b@usma1ex-dag1mb1.msg.corp.akamai.com>
References: <CABkgnnXAVni8Xgms2snX9LrGRd+xKuyt8VTU_XmXgh4ksBqHEw@mail.gmail.com> <20170611231340.17586.qmail@ary.lan> <9af51e0982084a14b94a512b43b3cda1@usma1ex-dag1mb1.msg.corp.akamai.com>
In-Reply-To: <9af51e0982084a14b94a512b43b3cda1@usma1ex-dag1mb1.msg.corp.akamai.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-ms-exchange-transport-fromentityheader: Hosted
x-originating-ip: [172.19.44.177]
Content-Type: text/plain; charset="Windows-1252"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-06-12_09:, , signatures=0
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1703280000 definitions=main-1706120249
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-06-12_09:, , signatures=0
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1703280000 definitions=main-1706120248
Archived-At: <https://mailarchive.ietf.org/arch/msg/dcrup/JyYZXmBC_ZhiZyYPM5E0hVDmq8M>
Subject: Re: [Dcrup] stronger crypto, I-D Action: draft-ietf-dcrup-dkim-usage-02.txt
X-BeenThere: dcrup@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: DKIM Crypto Update <dcrup.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dcrup>, <mailto:dcrup-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/dcrup/>
List-Post: <mailto:dcrup@ietf.org>
List-Help: <mailto:dcrup-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dcrup>, <mailto:dcrup-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 12 Jun 2017 14:18:58 -0000

> Speaking purely as an individual, I am in favor of this.  We used to think things
> would go 1KRSA 2KRSA 4KRSA, but people are moving to ECC instead of
> 4KRSA.

I also, as an individual, prefer things to be as self-contained as possible.