Re: [quicwg/base-drafts] Curtail CONNECTION_CLOSE for small Initial (#3292)

Kazuho Oku <notifications@github.com> Wed, 11 December 2019 03:53 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 1E710120059 for <quic-issues@ietfa.amsl.com>; Tue, 10 Dec 2019 19:53:27 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -8
X-Spam-Level:
X-Spam-Status: No, score=-8 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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_HELO_NONE=0.001, SPF_PASS=-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 J4HnM18Sg295 for <quic-issues@ietfa.amsl.com>; Tue, 10 Dec 2019 19:53:25 -0800 (PST)
Received: from out-23.smtp.github.com (out-23.smtp.github.com [192.30.252.206]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 0FA41120044 for <quic-issues@ietf.org>; Tue, 10 Dec 2019 19:53:25 -0800 (PST)
Received: from github-lowworker-d31a065.va3-iad.github.net (github-lowworker-d31a065.va3-iad.github.net [10.48.17.70]) by smtp.github.com (Postfix) with ESMTP id 0BF71660020 for <quic-issues@ietf.org>; Tue, 10 Dec 2019 19:53:24 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1576036404; bh=KDW85N/M1YBNe3HTBjdtkvHNphStYNm3IuWdKyNoA2k=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=xnxcsbQ+x4E0TfmFf1P7hB+ZbHgVV2Lhi6ZpTNb3EmSsvrO9pKrctnF9WAlQGgkD7 qaGxFWAw6pG96M888zDT7z9VBtrpyox07zdnhJ08yKWWtTNIP4PONeu0/yCkrd73Ug 3y7v1fYKiDmydtyb3SVcfDtGoWkhYVSuXYAXdFCo=
Date: Tue, 10 Dec 2019 19:53:23 -0800
From: Kazuho Oku <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+AFTOJK4PG5RLYTSV5BKYDYN37WNLHEVBNHHB7XUJLA@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/pull/3292/review/330285308@github.com>
In-Reply-To: <quicwg/base-drafts/pull/3292@github.com>
References: <quicwg/base-drafts/pull/3292@github.com>
Subject: Re: [quicwg/base-drafts] Curtail CONNECTION_CLOSE for small Initial (#3292)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5df06833f09f8_33e83fcaa70cd96848151"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: kazuho
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/WvO0oaZLkXBcXWS806P5BcoNbz0>
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: Wed, 11 Dec 2019 03:53:27 -0000

kazuho approved this pull request.

LGTM modulo the editorial concerns below.

> @@ -5759,11 +5778,15 @@ During the creation of a connection, QUIC only provides protection against
 attack from off the network path.  All QUIC packets contain proof that the
 recipient saw a preceding packet from its peer.
 
-The first mechanism used is the source and destination connection IDs, which are
-required to match those set by a peer.  Except for an Initial and stateless
-reset packets, an endpoint only accepts packets that include a destination
-connection that matches a connection ID the endpoint previously chose.  This is
-the only protection offered for Version Negotiation packets.
+Addresses cannot change during the handshake, so endpoints can discard packets
+that are received on a different network path.
+
+The source and destination connection IDs are the primary means of protection
+against off-path attack during the handshake.  These are required to match those
+set by a peer.  Except for an Initial and stateless reset packets, an endpoint
+only accepts packets that include a destination connection that matches a

s/a destination connection/a Destination Connection ID/

> @@ -5759,11 +5778,15 @@ During the creation of a connection, QUIC only provides protection against
 attack from off the network path.  All QUIC packets contain proof that the
 recipient saw a preceding packet from its peer.
 
-The first mechanism used is the source and destination connection IDs, which are
-required to match those set by a peer.  Except for an Initial and stateless
-reset packets, an endpoint only accepts packets that include a destination
-connection that matches a connection ID the endpoint previously chose.  This is
-the only protection offered for Version Negotiation packets.
+Addresses cannot change during the handshake, so endpoints can discard packets
+that are received on a different network path.
+
+The source and destination connection IDs are the primary means of protection

s/source and destination connection IDs/Source and Destination Connection IDs/

It is my understanding is that we use CamelCase for these terms.

-- 
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/pull/3292#pullrequestreview-330285308