microsoft

How Microsoft’s new aggregate DMARC reports enhance visibility of your sending sources

As of March 2023, Microsoft 365 has started sending aggregate DMARC reports to domains with a Microsoft MX record. This long-awaited release fixes a blindspot with inbound mail to an M365 tenant that existed; previously, where Microsoft didn’t report on DMARC results, you would miss crucial insight (and legitimate senders) that could then be blocked from sending emails once p=reject was enabled…Continue Reading: How Microsoft’s new aggregate DMARC reports enhance visibility of your sending sources