Microsoft Exchange 2019 Transport Filtering Agent vs SpamTitan for Office 365: side-by-side comparison (2026)

Microsoft Exchange 2019 Transport Filtering Agent: Detects and handles potential malware in Microsoft Exchange 2019 messages with various techniques and third-party libraries.

SpamTitan for Office 365: Email security layer for M365 with anti-phishing, sandboxing, and DLP. Built by SpamTitan (TitanHQ).

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

Microsoft Exchange 2019 Transport Filtering Agent is open-source with 20 GitHub stars. SpamTitan for Office 365 is made by SpamTitan (TitanHQ). The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Microsoft Exchange 2019 Transport Filtering Agent and SpamTitan for Office 365 are both Email Security Platforms products. Key differences: Microsoft Exchange 2019 Transport Filtering Agent is Free while SpamTitan for Office 365 is Commercial, Microsoft Exchange 2019 Transport Filtering Agent is open-source. Use the table above to see where features, deployment and company size fit differ.