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 617493A0D62 for ; Mon, 29 Jun 2020 14:33:43 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -2.098 X-Spam-Level: X-Spam-Status: No, score=-2.098 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.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 IFmYX5oFyFxC for ; Mon, 29 Jun 2020 14:33:42 -0700 (PDT) Received: from mail-ed1-x530.google.com (mail-ed1-x530.google.com [IPv6:2a00:1450:4864:20::530]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id E207D3A0D61 for ; Mon, 29 Jun 2020 14:33:41 -0700 (PDT) Received: by mail-ed1-x530.google.com with SMTP id e15so14308443edr.2 for ; Mon, 29 Jun 2020 14:33:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:mime-version:subject:message-id:date:to; bh=Njf4Bn0dovVqyVE2lxyrvxRDROkXafYu7yHKHqE3hjI=; b=b9Kke7SrZNyWjpHW/ztw2eYD76tZ1zjxh1eAR8o5Zn3V5h6UVriD1KCMUQut3OVMnO fLJ1a3VYL1G7LQzIWRK9cfy3TvfLd9QAC2XuNMzbdthmPZ0MgWM6V49TY5qA7i8zPIaL hr4cZ6RvKoVfCMmBgVt/KZk1HKoa1lFH76RZ2BSodf4zVU4RaslDxOaEGuB5/MPTNYGp 9pVJZK8VSy8gxYswdKOkGssTE+kVFPI6YBlOeIs3e3rIKp3P2Tnt3Q28pNuAbS49EksO d/ZtWazUMRtppey9uV2pjvkFjHJNkhgby6FB0ZI0vnSDdh/POS10Szwpgk5wzCH57spO AaCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:mime-version:subject:message-id:date:to; bh=Njf4Bn0dovVqyVE2lxyrvxRDROkXafYu7yHKHqE3hjI=; b=igYeQW+G6HJxiQgFy8I1z0gg/dSsry04JroCDfFmRJWGw3V+kyyr6VW6qlVC816NDM N/u7RX68YLdsK+g3FVbIr4BiVSBynGQFgTsHyeF9p7+ggm8yiXLQ/2HHTDMiKjGOb0hC iQ0s49xljqDYIJ59+GGxFe///Bg0ZRVpGCk5isdFKMc+zW6Hog8sF5wy03FSlysDxwUv 6Je1QZWRmA0xX6Fc7y9PlAKdN6bBgOGNvhd7cAWGtw0khS6P/El8V/qHuG0mR17u0xSM MiRDhX11Id65ET2KzEwzCH9u0tMrLFQ2gu+mAjCOx2puCU6KLODZk6horfj53FTqfpJU T2Ww== X-Gm-Message-State: AOAM532+l3MGWp8IWRLl1wzZw+7r2bCTeZqwqvu+LNN4yHh20zPQK7RB pMy6INS655z8oxlm8z5qg7rP1Bw0 X-Google-Smtp-Source: ABdhPJxHvwv2LYxWGfcsAh29Uk4m7MUlky2GA0Mfd/zPitlxvVILqK9fwWmej0RWeA4FuyRL8Dod4w== X-Received: by 2002:a50:fd12:: with SMTP id i18mr20176491eds.371.1593466419781; Mon, 29 Jun 2020 14:33:39 -0700 (PDT) Received: from [192.168.1.12] ([46.120.57.147]) by smtp.gmail.com with ESMTPSA id p5sm753814edt.69.2020.06.29.14.33.38 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Jun 2020 14:33:39 -0700 (PDT) From: Yoav Nir Content-Type: multipart/alternative; boundary="Apple-Mail=_650EDCA3-339C-44D3-87F7-6F1B9F086DD6" Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.80.23.2.2\)) Message-Id: <1CAC4193-E0CD-4C29-BC05-CED0617BEE19@gmail.com> Date: Tue, 30 Jun 2020 00:33:37 +0300 To: "" X-Mailer: Apple Mail (2.3608.80.23.2.2) Archived-At: Subject: [TLS] Proposed change in TLS-Flags X-BeenThere: tls@ietf.org X-Mailman-Version: 2.1.29 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: Mon, 29 Jun 2020 21:33:44 -0000 --Apple-Mail=_650EDCA3-339C-44D3-87F7-6F1B9F086DD6 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 Hi I=E2=80=99ve just submitted the following PR: https://github.com/tlswg/tls-flags/pull/4 = Three changes: It is no longer allowed to send an empty flags extension. If you = don=E2=80=99t support any flags, don=E2=80=99t send the extension. The server is no longer allowed to respond with flag types that the = client didn=E2=80=99t indicate support for first. I=E2=80=99ve split the extension description section into a format = section and a rules section Please comment. Barring any objections, I=E2=80=99ll merge the PR just = before the submission deadline. Yoav --Apple-Mail=_650EDCA3-339C-44D3-87F7-6F1B9F086DD6 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 Hi

I=E2=80=99= ve just submitted the following PR:

https://github.com/tlswg/tls-flags/pull/4

Three changes:
  • It is no longer = allowed to send an empty flags extension.  If you don=E2=80=99t = support any flags, don=E2=80=99t send the extension.
  • The server is no longer allowed to respond with flag types = that the client didn=E2=80=99t indicate support for first.
  • I=E2=80=99ve split the extension description section into a = format section and a rules section

Please comment. Barring any = objections, I=E2=80=99ll merge the PR just before the submission = deadline.

Yoav

= --Apple-Mail=_650EDCA3-339C-44D3-87F7-6F1B9F086DD6--