On 4/12/2014 3:23 PM, Brian E Carpenter wrote:
Could somebody explain what that means and whether it can be used to
mitigate the current issue? Or are substantial changes needed
in the fundamentals of DMARC?
It means that a receiving system, which otherwise complies with DMARC
policy records, has chosen to deviate from a domain owner's request to
reject messages that fail DMARC, by virtue of knowing that it went
through a mailing list that was trusted.
In other words, it means that the receiving mail system whitelisted a
mailing list.
d/
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Dave Crocker
Brandenburg InternetWorking
bbiw.net