Re: [Cfrg] Adoption call for draft-arciszewski-xchacha

"Salz, Rich" <rsalz@akamai.com> Tue, 20 November 2018 20:30 UTC

Return-Path: <rsalz@akamai.com>
X-Original-To: cfrg@ietfa.amsl.com
Delivered-To: cfrg@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 1A4DE130DCF for <cfrg@ietfa.amsl.com>; Tue, 20 Nov 2018 12:30:46 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.172
X-Spam-Level:
X-Spam-Status: No, score=-1.172 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.47, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, KHOP_DYNAMIC=1.999, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001] autolearn=no 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 xsIye0w6NKKz for <cfrg@ietfa.amsl.com>; Tue, 20 Nov 2018 12:30:45 -0800 (PST)
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 03F64130DCC for <cfrg@irtf.org>; Tue, 20 Nov 2018 12:30:44 -0800 (PST)
Received: from pps.filterd (m0122330.ppops.net [127.0.0.1]) by mx0b-00190b01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id wAKKRkvC022857; Tue, 20 Nov 2018 20:30:42 GMT
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-id : content-transfer-encoding : mime-version; s=jan2016.eng; bh=TBZbcNJgjbPXgWIqztbhX3TAhiAduOlxwR/8gWvuwNo=; b=VqdFxKbQo+wk9paQAm6O3CPjdsq83knkiuqEZeT1wIWOTYvf/Op97LB1UH4CoZodPw0q LhsBrx3bJEf23SsNvOe4pjE7qPUmnvm3TvjD30mwvQq2g62UQUf2auN6nwO6Af2kw0JH geHOLP8/KN+epvzfK11rrttm0oadiCh70OmCTSJ1muGO0gBfuY7YMjzAvCzfG5Dp8ly7 XLJa3oUaGnvtvd3wgNLsnJZ/IYjr/GbM818OLt+syMHHlZUeLuK/UMaV7G6ZgZfStv2i dUu1RzQJVv5veE7Oq+eyA00khiA4aYtfFdIyJQEQyapHSceXs5SOg87I9hTQbFR6oTw6 Wg==
Received: from prod-mail-ppoint3 (a96-6-114-86.deploy.static.akamaitechnologies.com [96.6.114.86] (may be forged)) by mx0b-00190b01.pphosted.com with ESMTP id 2nvh40hkw1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 20 Nov 2018 20:30:42 +0000
Received: from pps.filterd (prod-mail-ppoint3.akamai.com [127.0.0.1]) by prod-mail-ppoint3.akamai.com (8.16.0.21/8.16.0.21) with SMTP id wAKKJxDK019284; Tue, 20 Nov 2018 15:30:41 -0500
Received: from email.msg.corp.akamai.com ([172.27.25.30]) by prod-mail-ppoint3.akamai.com with ESMTP id 2ntf7gqche-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 20 Nov 2018 15:30:40 -0500
Received: from USTX2EX-DAG1MB1.msg.corp.akamai.com (172.27.27.101) by ustx2ex-dag1mb4.msg.corp.akamai.com (172.27.27.104) with Microsoft SMTP Server (TLS) id 15.0.1365.1; Tue, 20 Nov 2018 14:30:30 -0600
Received: from USTX2EX-DAG1MB1.msg.corp.akamai.com ([172.27.6.131]) by ustx2ex-dag1mb1.msg.corp.akamai.com ([172.27.6.131]) with mapi id 15.00.1365.000; Tue, 20 Nov 2018 14:30:30 -0600
From: "Salz, Rich" <rsalz@akamai.com>
To: Neil Madden <neil.e.madden@gmail.com>, "Paterson, Kenny" <Kenny.Paterson@rhul.ac.uk>
CC: "cfrg@irtf.org" <cfrg@irtf.org>
Thread-Topic: [Cfrg] Adoption call for draft-arciszewski-xchacha
Thread-Index: AQHUgMNmmPvwcnCXgEaghaRhKMtN8aVZDEKAgAAioYA=
Date: Tue, 20 Nov 2018 20:30:30 +0000
Message-ID: <0DAE7D70-7DAD-432C-8A13-6089539B922D@akamai.com>
References: <C4B136F6-A0CB-482A-B551-039C52229D25@rhul.ac.uk> <06A6B765-9283-433B-98E3-D9DEEA0F01BA@gmail.com>
In-Reply-To: <06A6B765-9283-433B-98E3-D9DEEA0F01BA@gmail.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
user-agent: Microsoft-MacOutlook/10.13.0.181109
x-ms-exchange-messagesentrepresentingtype: 1
x-ms-exchange-transport-fromentityheader: Hosted
x-originating-ip: [172.19.32.107]
Content-Type: text/plain; charset="utf-8"
Content-ID: <06DB9E2E5BEF8A4999A2FEB07A88E026@akamai.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-11-20_08:, , signatures=0
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=998 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1811200178
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-11-20_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=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=991 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1811200179
Archived-At: <https://mailarchive.ietf.org/arch/msg/cfrg/2hePxsTYvpa8LNUEmuy3genur1w>
Subject: Re: [Cfrg] Adoption call for draft-arciszewski-xchacha
X-BeenThere: cfrg@irtf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Crypto Forum Research Group <cfrg.irtf.org>
List-Unsubscribe: <https://www.irtf.org/mailman/options/cfrg>, <mailto:cfrg-request@irtf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/cfrg/>
List-Post: <mailto:cfrg@irtf.org>
List-Help: <mailto:cfrg-request@irtf.org?subject=help>
List-Subscribe: <https://www.irtf.org/mailman/listinfo/cfrg>, <mailto:cfrg-request@irtf.org?subject=subscribe>
X-List-Received-Date: Tue, 20 Nov 2018 20:30:46 -0000

I'm okay with adopting this, but I'd prefer the names be like XN.... for extended nonce.  Or something similar.  Just an X makes it sounds like this is a general extension, and I think it's best to be as explicit as possible especially with crypto.