Exchange Online Protection
The latest Exchange Online Protection coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Tightens Rules for Third-Party Email Filters: What It Means for Your Inbox Security
Microsoft has released reinforced guidance for organizations routing Microsoft 365 email through third-party security services, warning that misconfigured connectors and inline scanning can break...
Microsoft Composite Authentication: Why DMARC Alone Fails Modern Phishing Attacks
A recent surge in spoofed Microsoft 365 emails slipped past standard DMARC filters, reigniting the debate over how trustworthy the gold-standard email authentication protocol truly is. The twist?...
How to Defend Against Microsoft 365 Direct Send Phishing Attacks in 2025
In May 2025, cybersecurity researchers at Varonis Threat Labs uncovered a sophisticated phishing campaign exploiting Microsoft 365's Direct Send feature, putting organizations worldwide at risk. This...
Comprehensive Review of Microsoft Exchange Online Protection (EOP): Features, Strengths, and Limitations in Modern Email Security
Introduction In today's interconnected world, email remains a critical communication tool within businesses and organizations. Yet, the rise of cyber threats targeting email systems has underscored...