G2 Vendor Directory

Microsoft Defender for Office 365 vs. KnowBe4 Email & Collaboration Security

A side-by-side comparison based on G2 review data.

MetricMicrosoft Defender for Office 365

by Microsoft

KnowBe4 Email & Collaboration Security

by KnowBe4, Inc.

Overall rating4.54.5
Review count29876
Ease of use9.08.9
Ease of setup8.98.9
Quality of support8.99.0
Meets requirements9.19.1
NPS68.79432669.863014
Small Business25.2%29.7%
Mid-Market36.6%55.4%
Enterprise38.3%14.9%
Total page views1,010596
Total LLM citations18,518129

Microsoft Defender for Office 365

Microsoft Defender for Office 365 is a comprehensive security solution designed to protect organizations from advanced threats targeting email and collaboration tools within the Microsoft 365 environment. It offers robust protection against phishing, malware, and business email compromise, ensuring secure communication and collaboration across platforms like Exchange Online, Microsoft Teams, SharePoint, and OneDrive. Key Features and Functionality: - Safe Attachments: Scans email attachments in a secure environment to detect and block malicious content before it reaches users.

Pros

  • Ease of Use
  • Security
  • Office 365 Integration
  • Email Security
  • Integrations
  • Phishing Protection

KnowBe4 Email & Collaboration Security

KnowBe4 Email & Collaboration Security is the AI-native defense suite built to protect every conversation across Microsoft 365 and Google Workspace. Combining multi-engine behavioral AI with real-time user coaching, the platform stops inbound threats, prevents outbound data loss, and automates SOC response across the security lifecycle. Key Capabilities: - Inbound Protection (Defend): Multi-engine AI blocks zero-payload BEC, executive impersonation, quishing, and prompt injections that pass native mail filters.

Pros

  • Email Security
  • Protection
  • Ease of Use
  • Customer Support
  • Detection Efficiency
  • Setup Ease