Stop Phishing With Help From Updated DMARC Policy Handlin
Search Windows Server, Friday, August 30th, 2024
Exchange admins got a boost from Microsoft when it improved how it handles DMARC authentication failures to help organizations fight back from email-based attacks on their users.
Microsoft's recent updates to DMARC policy handling give administrators more capabilities in their efforts to keep malicious email from reaching their users.
Domain-based Message Authentication, Reporting and Conformance is a protocol for email authentication designed to prevent spoofing and phishing attacks by verifying the legitimacy of the sender's domain. Microsoft recently adjusted its handling of certain settings in DMARC policies in Exchange Online in its Microsoft 365 platform to hinder these email-based threats. Customers now have tighter control over email that fails DMARC validation and better visibility into potentially malicious activity through enhanced reporting functionality. This article explains what's new with DMARC policy handling and how to customize the settings for your organization.