Hey @microsoft.com @microsoft365.microsoft.com Why even bother with SPF if you're just going to (compauth=pass) things. "DMARC wasn't enforced because this organization has a history of receiving legitimate messages from the sending infrastructure." Fuck you, you are the spam.
Anti-spam message headers - Microsoft Defender for Office 365
Admins can learn about the header fields added to incoming messages by the built-in security features for all cloud mailboxes and by Microsoft Defender for Office 365. These header fields provide info...
learn.microsoft.com