Re: [ietf-dkim] Corner cases and loose ends, was , draft-vesely-dkim-joi

On 09/27/2010 10:58 AM, Michael Thomas wrote:
> On 09/27/2010 10:38 AM, John R. Levine wrote:
> > > Ignorance is bliss, I guess, especially when it comes to pontificates.
> > > That's what every implementation of DKIM for MTA's, both open source and
> > > commercial that I'm aware of does, though some do and don't do the ADSP
> > > lookup. News at 11: email is still delivered, with little to no
> > > observable
> > > impact.
> > It is not my impression that they all do the full DKIM validation while
> > the SMTP session is open. Mine doesn't.
> You would be completely wrong in your impression.
>
> Source is your friend.
Oh, I see John weaseled from "nobody does that" to the unprovable
"not everybody does that". In any case, John is completely wrong
with his assertion that doing DKIM/ADSP validation at SMTP time
is somehow even vaguely untenable. It isn't. It's common as dirt.

Mike
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