KnowBe4 Cloud Email Security vs ThreatDown Email Security: side-by-side comparison (2026)

KnowBe4 Cloud Email Security: AI-driven email security platform for Microsoft 365 inbound/outbound threats. Built by KnowBe4.

ThreatDown Email Security: AI-powered email security platform for phishing and BEC protection. Built by ThreatDown by Malwarebytes.

The table above shows where their features, integrations, deployment and company size fit differ.

KnowBe4 Cloud Email Security is made by KnowBe4. ThreatDown Email Security is made by ThreatDown by Malwarebytes. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. KnowBe4 Cloud Email Security and ThreatDown Email Security are both Email Security Platforms products. Use the table above to see where features, deployment and company size fit differ.