Return-Path: X-Original-To: ietf-dkim@mail2.ietf.org Delivered-To: ietf-dkim@mail2.ietf.org Received: from localhost (localhost [127.0.0.1]) by mail2.ietf.org (Postfix) with ESMTP id 24573182F5E9 for ; Sun, 6 Apr 2025 17:11:23 -0700 (PDT) X-Virus-Scanned: amavisd-new at ietf.org X-Spam-Flag: NO X-Spam-Score: -17.6 X-Spam-Level: X-Spam-Status: No, score=-17.6 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, ENV_AND_HDR_SPF_MATCH=-0.5, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, USER_IN_DEF_DKIM_WL=-7.5, USER_IN_DEF_SPF_WL=-7.5] autolearn=ham autolearn_force=no Authentication-Results: mail2.ietf.org (amavisd-new); dkim=pass (2048-bit key) header.d=google.com Received: from mail2.ietf.org ([166.84.6.31]) by localhost (mail2.ietf.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id zd2DgYVFVfNh for ; Sun, 6 Apr 2025 17:11:22 -0700 (PDT) Received: from mail-il1-x136.google.com (mail-il1-x136.google.com [IPv6:2607:f8b0:4864:20::136]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail2.ietf.org (Postfix) with ESMTPS id C54D4182F5D9 for ; Sun, 6 Apr 2025 17:11:22 -0700 (PDT) Received: by mail-il1-x136.google.com with SMTP id e9e14a558f8ab-3d6d1489cfbso15ab.0 for ; Sun, 06 Apr 2025 17:11:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1743984682; x=1744589482; darn=ietf.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=ZC0+7gR7yHbL8i5VEfhA4J29zRy4/rHQeFshmF4e20Y=; b=cxUj4CCSYVsAB8HIndV/03FXCr+L9Glznpn2IVCSBOtF88BcEFFlKe36tnIm1pcAty sffN6g6hsqneU2NKe+EbC4IprYddmC+lzEueZVDKPgEOV3siboYLyk5cqxxVIK0rz6V7 v2m0DCCEja7RXoCuyIZ2mLVhobNRN/aG9gXABXWSfMQl+573H9He3vRVA+KavQ8CWuZh 9l8yf5UHLshx0FRr+CDc2LtwgyspXzPNyjYv8wWQE+Y+a6G/g9+vn3+vfb/iXKXvsllq wtBqkPvgowCcK/kL9aX8IpDd0wpJns2OX8UbPp35IqQg07z51UTHzj0hmZJQPf2gcCBQ 1Bmw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743984682; x=1744589482; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=ZC0+7gR7yHbL8i5VEfhA4J29zRy4/rHQeFshmF4e20Y=; b=WdIjn1Ic4fGWxOegX5SEYgm8WbujVyn4d07vldZ4o8amGsBmqtSnhbQ5bXkpBoBGRF LKe1croqAWsGCKhBsKrQ0vFTN68l+fYpTXD+NzDJJoEK431FIBdVhJjcnBv2MBFqXpod yeBSgRa6GmJcZk44Ox96aSka0dX9m6MKmKeVEA4WIdsKwPl2B5M7V4lZ1uiMT76Zf1Pq Gz+q+xPl1xJqmXv7Vmn0If4noLz+VTYbPeHQEQMMC/mK8PXxeAEA3wuhCTBGI/MWVpTq pHT2XAdXOuLywzTbQyewBgzT3fXaQuoCyo8Ba1F8seNthytXucVfL7Buctzz+kv/eBs6 XDIg== X-Gm-Message-State: AOJu0YxEKGxIk6gQ2BB+yuSodppZ1udo9TCNqLeq6Sz+BfFMXUMNzBg+ Po6hbo+Y8sFptt0XqdkYFdGKEJfiZkY2PzEWtMs9ooGygoUWnSsoUDRl+wHQ+EyBtZZrIRI42X3 rY4mZwbXruHhafADtij9lSMLZqNcNbP2NxTcpSC5coNh8ScTe5w== X-Gm-Gg: ASbGnct8R50mxM97KLXkvMA8jMTeHuEfEBYsASnFN9uHzyb5qDD055aUL7ZAvoP+s1z cZ+iinvZuPnLRmsNh+dua2yw17I1XMIorWP9O6y5KLXHvv/6Y7Jv0Xhr/gLtyBtzf8FAHVzAIZ1 boFyiYyI+FmQNLE7oeMXHdiU0ksUo4GQcty6op1cQKbKHYX5AJdTjmkw6SXwg= X-Google-Smtp-Source: AGHT+IHKAoPULpCK2yuW+08aoPwAwdKvZWXZtYSoCvC9nIad3/w2XSBG+g0yxpEE5ibqJvaEb/z8iVgZNMyIRYoJm94= X-Received: by 2002:a05:6e02:f14:b0:3ce:37f4:1825 with SMTP id e9e14a558f8ab-3d6fd606ad5mr885ab.0.1743984680133; Sun, 06 Apr 2025 17:11:20 -0700 (PDT) MIME-Version: 1.0 References: <920b3384-21c3-440b-b859-a1a1df00cb75@app.fastmail.com> <4cdbadc0-0a58-47a2-ba39-e7df76be343e@tana.it> In-Reply-To: <4cdbadc0-0a58-47a2-ba39-e7df76be343e@tana.it> From: Wei Chuang Date: Sun, 6 Apr 2025 17:11:07 -0700 X-Gm-Features: ATxdqUEyORiotTANgaHjFGJ1OTT78_qbaTKjzvF-fn2kI_vGn3e7RfCCvlCttMM Message-ID: To: Alessandro Vesely Content-Type: multipart/alternative; boundary="0000000000005b05b20632251377" Message-ID-Hash: J3GLH3ZXIVMTISVVTT3GQIR3VMLLMQQS X-Message-ID-Hash: J3GLH3ZXIVMTISVVTT3GQIR3VMLLMQQS X-MailFrom: weihaw@google.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-ietf-dkim.ietf.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: ietf-dkim@ietf.org X-Mailman-Version: 3.3.9rc6 Precedence: list Subject: =?utf-8?q?=5BIetf-dkim=5D_Re=3A_Review_of_draft-gondwana-dkim2-modification-?= =?utf-8?q?alegbra-01?= List-Id: IETF DKIM List Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --0000000000005b05b20632251377 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sat, Apr 5, 2025 at 10:58=E2=80=AFAM Alessandro Vesely = wrote: > > IMHO, the original Bron's idea of a single DKIM2-Delta-Header: per > signature is more practical. Otherwise, it'd be nicer to have: > > DKIM2-Original-From: i=3D3; YnJvbmdAZmFzdG1haWx0ZWFtLmNvbQo=3D" > From: dkim@lists.ietf.org > DKIM2-Original-Reply-To: i=3D3; > Reply-To: dkim@lists.ietf.org > DKIM2-Original-Subject: i=3D3; A replacement for DKIM > Subject: [DKIM2] A replacement for DKIM > > Empty fields are equivalent to non-existing. > FWIW if we go with per header mutations, I find this style of inlining the original header name as a suffix is more readable. -Wei --0000000000005b05b20632251377 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


On Sat, Apr 5, = 2025 at 10:58=E2=80=AFAM Alessandro Vesely <vesely@tana.it> wrote:

IMHO, the original Bron's idea of a single DKIM2-Delta-Header: per sign= ature is more practical.=C2=A0 Otherwise, it'd be nicer to have:

DKIM2-Original-From: i=3D3; YnJvbmdAZmFzdG1haWx0ZWFtLmNvbQo=3D"
From: dkim@lists.i= etf.org
DKIM2-Original-Reply-To: i=3D3;
Reply-To: dkim@lis= ts.ietf.org
DKIM2-Original-Subject: i=3D3; A replacement for DKIM
Subject: [DKIM2] A replacement for DKIM

Empty fields are equivalent to non-existing.

FWIW if we go with per header mutations, I find this style of inlinin= g the original header name as a suffix is more readable.=C2=A0=C2=A0
<= div>=C2=A0
-Wei
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