On Sun, Mar 30, 2025 at 5:33 PM Michael Thomas <m...@mtcc.com> wrote:
> Does this run on the assumption that DKIM isn't a trace header? I keep > asking and nobody will answer. Two different working groups, two different > bouts of silence. > As I recall, we intentionally made DKIM only SHOULD be treated as a trace field. I think that was for debugging convenience for people manually inspecting a signed message. DomainKey-Signature was a MUST, as I recall, because its position mattered for verification, but the introduction of the "h" tag made that less critical. -MSK
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