On 14/07/2020 19:30, Dave Crocker wrote:
On 7/14/2020 10:25 AM, Alessandro Vesely wrote:
If regleissei.icu publishes a DMARC record and indicates support for use of Sender:, per the proposal, please explain exactly what bad things will happen, in the case you offer.
...
I can enable DMARC on all .bank, and tell users to painstakingly check From:, and if they get phished I can tell them they're morons.


Forgive me, but I do not understand how your note, in any way, responded to the substance of my query.


The bad thing is that _dmarc.fm.bank looses the effect of stopping phishing attempts, as the Sender: domain would override. It keeps the ability to generate feedback about authentic messages, though.


Best
Ale
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