[dmarc-discuss] MLM and Header-From rewritting - the SMTPopen-relay analogy

David Woodhouse dwmw2 at infradead.org
Sun Jun 8 23:24:48 PDT 2014


On Sun, 2014-06-08 at 17:21 -0400, Larry Finch via dmarc-discuss wrote:
> On your most recent message my Mac client says “Unable to verify
> message signature”. Clicking on “Show details” it says that the
> certificate is not valid, email address mismatch.

Thanks for that information. That's a disadvantage to the From: header
rewriting that I hadn't previously seen discussed.

> Were you out to prove something?

Not prove, no. Just to find out.

-- 
dwmw2

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