Return-Path: X-Original-To: tls@ietfa.amsl.com Delivered-To: tls@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 8B20A12D1BE for ; Sun, 28 Aug 2016 04:49:01 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -4.748 X-Spam-Level: X-Spam-Status: No, score=-4.748 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_MED=-2.3, RP_MATCHES_RCVD=-0.548] autolearn=ham autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=auckland.ac.nz 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 Nyg9c9p-tbXf for ; Sun, 28 Aug 2016 04:48:59 -0700 (PDT) Received: from mx4.auckland.ac.nz (mx4.auckland.ac.nz [130.216.125.248]) (using TLSv1.2 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 711CC12D539 for ; Sun, 28 Aug 2016 04:48:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=auckland.ac.nz; i=@auckland.ac.nz; q=dns/txt; s=mail; t=1472384938; x=1503920938; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=c3S7nAuldDQHq/KXBv6XFiOIT16mlOOZfLi5SufC9y0=; b=q8LHuK75dEq22hrBSPN8hUCc9gXB1a7OEOtwZcJsBqp1YK3IIsOr8AY5 5ekuHSJsWIsvTDQkPhtOe09qQPfiJP5/u61J6Lz6Zshh2Eo+QyWvviNlJ 9j1CfPf2pf8QHyC/uLs4WVfH8aepH62Kz+5ImhcLQe8CsihI6rRLUsCCp pOcrXDdzM05IXngtXHF6RKOKeB7/C/E0GYQDP3Lxlm42G9ur941kZBwHg fxlljDPak92/GFMBf86pCKDH6abRmQGwmulwepIED+n6xD6rf0gtBVqWD LUseEOP/G2OWK3GxLGfy6tKDTvN104YJu6TxwWXAzmgXJKbr8bs3csDT6 A==; X-IronPort-AV: E=Sophos;i="5.28,590,1464609600"; d="scan'208";a="103741703" X-Ironport-HAT: MAIL-SERVERS - $RELAYED X-Ironport-Source: 130.216.4.125 - Outgoing - Outgoing Received: from uxchange10-fe3.uoa.auckland.ac.nz ([130.216.4.125]) by mx4-int.auckland.ac.nz with ESMTP/TLS/AES256-SHA; 28 Aug 2016 23:48:53 +1200 Received: from UXCN10-5.UoA.auckland.ac.nz ([169.254.5.93]) by uxchange10-fe3.UoA.auckland.ac.nz ([169.254.143.234]) with mapi id 14.03.0266.001; Sun, 28 Aug 2016 23:48:54 +1200 From: Peter Gutmann To: Ryan Hamilton Thread-Topic: [TLS] RFC 7919 on Negotiated Finite Field Diffie-Hellman Ephemeral Parameters for Transport Layer Security (TLS) Thread-Index: AQHR+kiDZXbZlYKpgUOnaUdD5zLR56BP1VcAgA0Cxf7//0i6gIACLpuB Date: Sun, 28 Aug 2016 11:48:52 +0000 Message-ID: <9A043F3CF02CD34C8E74AC1594475C73F4D0524E@uxcn10-5.UoA.auckland.ac.nz> References: <9A043F3CF02CD34C8E74AC1594475C73F4CF009C@uxcn10-5.UoA.auckland.ac.nz> <20160816145548.GQ4670@mournblade.imrryr.org> <9A043F3CF02CD34C8E74AC1594475C73F4CF1AC9@uxcn10-5.UoA.auckland.ac.nz> <9A043F3CF02CD34C8E74AC1594475C73F4CF416C@uxcn10-5.UoA.auckland.ac.nz> <9A043F3CF02CD34C8E74AC1594475C73F4D04810@uxcn10-5.UoA.auckland.ac.nz>, In-Reply-To: Accept-Language: en-NZ, en-GB, en-US Content-Language: en-NZ X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.6.2.2] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Archived-At: Cc: Geoffrey Keating , "tls@ietf.org" Subject: Re: [TLS] RFC 7919 on Negotiated Finite Field Diffie-Hellman Ephemeral Parameters for Transport Layer Security (TLS) X-BeenThere: tls@ietf.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: "This is the mailing list for the Transport Layer Security working group of the IETF." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 28 Aug 2016 11:49:01 -0000 Ryan Hamilton writes:=0A= =0A= >Alternatively, someone could write a "Legacy TLS" to "Current TLS" proxy,= =0A= >which could run on the client's computer to sit in front of these legacy= =0A= >devices. This would allow browsers to continue adding new security feature= s=0A= >to protect users, while still allowing access to legacy systems.?=0A= =0A= Yep, that'd be the other way of doing the "embedded device management=0A= solution". Mind you I think these already exist, they're just called=0A= antivirus proxies and security scanners [0].=0A= =0A= Peter.=0A= =0A= [0] Referring to the number of these that ignore cert checking, allow weak= =0A= keys and ciphers, and so on.=0A= =0A=