Hornetsecurity vs TrustLayer Mail: side-by-side comparison (2026)

Hornetsecurity: Cloud security platform for M365 covering email, backup, and awareness. Built by Hornetsecurity.

TrustLayer Mail: Email security platform with inline threat protection and compliant archiving. Built by TrustLayer.

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

Hornetsecurity is made by Hornetsecurity. TrustLayer Mail is made by TrustLayer. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Hornetsecurity and TrustLayer Mail are both Email Security Platforms products, and both cover Microsoft 365. Use the table above to see where features, deployment and company size fit differ.