Re: [quicwg/base-drafts] Retransmit server initial upon second Initial (#3080)

MikkelFJ <> Mon, 07 October 2019 08:31 UTC

Return-Path: <>
Received: from localhost (localhost []) by (Postfix) with ESMTP id B8EEB120020 for <>; Mon, 7 Oct 2019 01:31:20 -0700 (PDT)
X-Virus-Scanned: amavisd-new at
X-Spam-Flag: NO
X-Spam-Score: -6.454
X-Spam-Status: No, score=-6.454 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_IMAGE_ONLY_20=1.546, 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: (amavisd-new); dkim=pass (1024-bit key)
Received: from ([]) by localhost ( []) (amavisd-new, port 10024) with ESMTP id B8PiKRK5pl1a for <>; Mon, 7 Oct 2019 01:31:19 -0700 (PDT)
Received: from ( []) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by (Postfix) with ESMTPS id 2BC11120804 for <>; Mon, 7 Oct 2019 01:31:19 -0700 (PDT)
Date: Mon, 07 Oct 2019 01:31:18 -0700
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;; s=pf2014; t=1570437078; bh=SlBdKfFcNbjZFLwge/YHNFcK4ioYsg7csyP8k5YqbQU=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=CKAOuGdINNoS+pkJzsJnqb25b2q6zEVcZh7MUN2JXCnG2cMUwr28bqaCQoTwCEHf8 oggXQ4XaFm/itdLNDUIAUdaqft8CNjrOqfTFWr8gBTCJ9YFdz3XCqthxc40cn8RvPu oftaXmMxDTYw3xKSbZN+LJRXeajhXutiw6xQXPYM=
From: MikkelFJ <>
Reply-To: quicwg/base-drafts <>
To: quicwg/base-drafts <>
Cc: Subscribed <>
Message-ID: <quicwg/base-drafts/pull/3080/>
In-Reply-To: <quicwg/base-drafts/pull/>
References: <quicwg/base-drafts/pull/>
Subject: Re: [quicwg/base-drafts] Retransmit server initial upon second Initial (#3080)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5d9af7d62a3a1_5ef83fb5eaecd968671fc"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: mikkelfj
X-GitHub-Recipient: quic-issues
X-GitHub-Reason: subscribed
X-Auto-Response-Suppress: All
Archived-At: <>
X-Mailman-Version: 2.1.29
List-Id: Notification list for GitHub issues related to the QUIC WG <>
List-Unsubscribe: <>, <>
List-Archive: <>
List-Post: <>
List-Help: <>
List-Subscribe: <>, <>
X-List-Received-Date: Mon, 07 Oct 2019 08:31:21 -0000

> that says the client should/may immediately retransmit its initial packet if it gets a handshake packet it can't decrypt?

That could be an attack vector since you could send small invalid handshake packets. Not sure how efficient such an attack would be and we don't try too hard to avoid problems at this stage, as long as isn't an efficient amp attack.

You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub: