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5 Essentials for Augmenting Microsoft 365 Email Security

Explore five essential strategies for augmenting Microsoft 365 email security, closing protection gaps, and stopping advanced social engineering attacks without added complexity.

Microsoft 365 provides a strong foundation for email security, but today's most sophisticated attacks are designed to bypass traditional filtering, authentication, and known indicators. Rather than replacing Microsoft's native protections, the most effective approach builds on them.

This infographic outlines five essential principles for strengthening Microsoft 365 email security while avoiding unnecessary complexity. Learn why modern threats like business email compromise (BEC) and social engineering require behavior-based detection, how third-party secure email gateways (SEGs) can introduce duplication and operational overhead, and why API-based augmentation delivers broader protection without disrupting existing Microsoft 365 workflows.

Key takeaways include:

  • Why Microsoft 365 provides the right security foundation
  • Which sophisticated attacks evade native defenses
  • How layered SEGs introduce duplication and complexity
  • Why API-based augmentation strengthens protection
  • What a modern Microsoft 365 email security architecture looks like

Download the infographic to see how pairing Microsoft 365's native protections with AI-native behavioral detection helps strengthen security, simplify the email stack, and improve protection against modern attacks.

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See Abnormal in Action

See how behavioral AI detects the attacks that legacy defenses miss.