Microsoft Outlook enforces new email authentication for high-volume senders by May 2025. Learn how to comply with DMARC, SPF, and DKIM for better email security.

The post Microsoft Strengthens Email Sender Rules: Key Updates You Shouldn’t Miss appeared first on Security Boulevard.

Ahona Rudra

Source: Security Boulevard
Source Link: https://securityboulevard.com/2025/04/microsoft-strengthens-email-sender-rules-key-updates-you-shouldnt-miss/?utm_source=rss&utm_medium=rss&utm_campaign=microsoft-strengthens-email-sender-rules-key-updates-you-shouldnt-miss