Removing this opens up the potential for abuse, I don't see the value in 
removing it.

On Sun, 6 Dec 2020, at 11:06 PM, Alessandro Vesely wrote:
> On Sat 05/Dec/2020 14:51:52 +0100 Brotman, Alex wrote:
> > 
> > There's currently a ticket that suggests that the requirement for external 
> > validation be removed.  Today, if example.com has an RUA that points at 
> > example.net, the latter must create a record as such:
> > 
> > example.com._report._dmarc.example.net TXT "v=DMARC1"
> 
> 
> Actually, the record can also be:
> 
> example.com._report._dmarc.example.net TXT "v=DMARC1; 
> [email protected]"
> 
> or even, considering a parallel thread:
> 
> example.com._report._dmarc.example.net TXT "v=DMARC1; [email protected], 
> /https://www.example.net/report/";
> 
> 
> That way, external services have the ability to control or suspend  their 
> service.  I think this is an essential requirement.  Let's keep it.
> 
> 
> > The original thought was that a bad actor could overwhelm a target with 
> > unrequested reports.  It seems in reality, most report generators only send 
> > once per day.
> 
> 
> Once-per-day has to be amended.  See ticket #71.
> 
> 
> > Additionally, there appear to be some generators who ignore the absence of 
> > these records.
> 
> 
> Aggregate reports are often tagged as spam anyway, but when sent in violation 
> of the spec such tagging is certainly deserved.
> 
> 
> > https://tools.ietf.org/html/rfc7489#section-7.1
> 
> 
> Why don't you refer to either of the drafts we're editing:
> https://tools.ietf.org/html/draft-ietf-dmarc-aggregate-reporting-00#section-2.1
> https://tools.ietf.org/html/draft-ietf-dmarc-failure-reporting-00#section-3.2
> 
> BTW, this duplication is worth yet another ticket.
> 
> 
> Best
> Ale
> -- 
> 
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> 

--

  Marc Bradshaw
  marcbradshaw.net | @marcbradshaw <https://twitter.com/marcbradshaw>

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