IETF Logo Mail Archive

Re: [quicwg/base-drafts] Handshake loss recovery interacts poorly with amplification attack defense (#1764)

Martin Thomson <notifications@github.com> Sun, 23 September 2018 16:23 UTC

Return-Path: <noreply@github.com>
X-Original-To: quic-issues@ietfa.amsl.com
Delivered-To: quic-issues@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 58916130DE3 for <quic-issues@ietfa.amsl.com>; Sun, 23 Sep 2018 09:23:55 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -8.009
X-Spam-Level:
X-Spam-Status: No, score=-8.009 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=0.001, MAILING_LIST_MULTI=-1, RCVD_IN_DNSWL_HI=-5, SPF_PASS=-0.001, T_DKIMWL_WL_HIGH=-0.01, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=github.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 VThnmKK_AEj5 for <quic-issues@ietfa.amsl.com>; Sun, 23 Sep 2018 09:23:53 -0700 (PDT)
Received: from out-7.smtp.github.com (out-7.smtp.github.com [192.30.252.198]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id A977E12F1A6 for <quic-issues@ietf.org>; Sun, 23 Sep 2018 09:23:53 -0700 (PDT)
Date: Sun, 23 Sep 2018 09:23:52 -0700
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1537719832; bh=IFNlPLAp7raQo1WpYHQNlOAHj3b4n7i7aVa1HT7t7Es=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=GlJBi2YAWg/yba6LJRWlWxmIGLvOe6mdsmUQ/FWEuPPuWuFTU3pRH68Haus/BOhFJ zIUK82NG7IRKuLh9JG8Hb5pJVqEzVYlHhcKu3s8jZk91RIXp3AdrHkj0S/qTvYDeMt PDXsj03gGx1/D4Eksetd4gF188URH0JMkFwCY/n0=
From: Martin Thomson <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+0166e4abe8eb0f215d3635755ef9e3ea2f84b1bb7c437a3a92cf0000000117bf801892a169ce1589cd31@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/issues/1764/423828511@github.com>
In-Reply-To: <quicwg/base-drafts/issues/1764@github.com>
References: <quicwg/base-drafts/issues/1764@github.com>
Subject: Re: [quicwg/base-drafts] Handshake loss recovery interacts poorly with amplification attack defense (#1764)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5ba7be189b69c_5baf3fe354ad45b81457d1"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: martinthomson
X-GitHub-Recipient: quic-issues
X-GitHub-Reason: subscribed
X-Auto-Response-Suppress: All
X-GitHub-Recipient-Address: quic-issues@ietf.org
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic-issues/RopSAbwVW5uezWIun-B2cXt9Lk4>
X-BeenThere: quic-issues@ietf.org
X-Mailman-Version: 2.1.29
List-Id: Notification list for GitHub issues related to the QUIC WG <quic-issues.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic-issues/>
List-Post: <mailto:quic-issues@ietf.org>
List-Help: <mailto:quic-issues-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sun, 23 Sep 2018 16:23:55 -0000

We can fix the byte-counting vs. packet-counting thing at the same time.

The datagram thing was OK if you assumed that the inbound datagrams were full-sized, but that assumption no longer holds.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/quicwg/base-drafts/issues/1764#issuecomment-423828511

v2.23.0 | Report a Bug | By Email