> On 21 Jul 2021, at 18:19, John Levine <[email protected]> wrote: > > It appears that Laura Atkins <[email protected]> said: >> -=-=-=-=-=- >> >> This is going to cause difficulties in deployment for a lot of companies and >> domains. Experience tells us that p=quarantine pct=0 detects forwarders >> and other types systems that modify and break DMARC authentication. These >> systems are undetectable when p=none is in place. > > I can see how that would be useful to help debug your mailing list software > but it's not so clear > how you use it as a sender. > > Is the idea that you see a bunch of fails in the report that look like lists, > then turn on pct=0 > and see if they go away?
We discussed this on the phone call. We’ve discussed this on the list. You can see the summary of the notes from the call in the message from Barry with the subject line [dmarc-ietf] Notes from DMARC interim teleconference, 27 May 2021. You can also review the list archives for previous discussions of this and why pct=0 is important for deployment. laura -- Having an Email Crisis? We can help! 800 823-9674 Laura Atkins Word to the Wise [email protected] (650) 437-0741 Email Delivery Blog: https://wordtothewise.com/blog
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