[opendmarc-users] Other suggestions

[Patrick Ben Koetter]

* Murray S. Kucherawy <msk at blackops.org>:
> While going through the bug/feature list for 1.2.0, I came across
> these two ideas.  I wanted to see what the rest of you think in
> terms of whether it's a good idea, would you use it, etc.  They're
> both related to processing the From: field.
> 
> 1) If there are multiple addresses in the From: field (yes, this is
> legal), confirm that they're all from the same Organizational
> Domain; reject otherwise.

Rationale: There can only be one signature that testifies a Organizational
Domain. If From: headers list more than one domain verification can't work.
Correct?

Are there any legal use cases opendmarc would break if it handled
multiple From: headers as proposed?

> 2) For each domain found in the From: field, confirm that it has an
> MX or A/AAAA record in it so that it's, at least in theory, a
> replyable address; reject if any of them do not.
> 
> The current code actually can't cope with the notion of a
> multi-valued From: field in the first place, so if we do either or
> both of these, that code will need to be enhanced anyway.  For that
> reason, these may get punted out to the next version even if we want
> them, but I'd like to get a gauge of interest first.
> 
> Thanks,
> -MSK
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