Most Organizations Do DMARC Wrong. Here’s How to Do It Right.
eSecurity Planet
AUGUST 8, 2022
As an example, Microsoft’s DMARC.TXT file reads as: _dmarc.microsoft.com. 3600 IN TXT "v=DMARC1; p=none; pct=100; rua=mailto:d@rua.contoso.com; ruf=mailto:d@ruf.contoso.com; fo=1". As noted above, many email programs will adhere to the ‘p=none’ setting and allow the spoofed email to be delivered. How Does DMARC Work?
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