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Re: [dmarc-ietf] AD review draft-ietf-dmarc-eaiauth-02

"Kurt Andersen (b)" <kboth@drkurt.com> Thu, 28 February 2019 16:25 UTC

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From: "Kurt Andersen (b)" <kboth@drkurt.com>
Date: Thu, 28 Feb 2019 08:25:28 -0800
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To: "John R. Levine" <johnl@iecc.com>
Cc: Scott Kitterman <sklist@kitterman.com>, "dmarc@ietf.org" <dmarc@ietf.org>
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Subject: Re: [dmarc-ietf] AD review draft-ietf-dmarc-eaiauth-02
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On Wed, Feb 27, 2019 at 6:35 PM John R. Levine <johnl@iecc.com> wrote:

> > A related point ...
> >
> > The draft currently says it updates RFC 7208, but is that right?  It
> only explicitly documents what's already defined there.  Should that be
> removed?
>
> It does say that matching a UTF-8 local part fails, which is new.
>
> If you write code the way I write code, a current implementation might
> just stuff the UTF-8 into a DNS lookup.  The DNS is mostly 8-bit clean,
> after all, so it hypothetically might find something.
>

I haven't seen "might" listed in 2119 so it seems like a sketchy construct
for interoperability :-D

--Kurt

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