Proofpoint Core Email Protection vs Sendmarc DMARC Managed Services: side-by-side comparison (2026)

Proofpoint Core Email Protection: Email security platform with AI-based threat detection and DLP capabilities, built by Proofpoint.

Sendmarc DMARC Managed Services: MSP-focused multi-tenant DMARC management platform for email auth at scale, built by Sendmarc.

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

Proofpoint Core Email Protection is made by Proofpoint. Sendmarc DMARC Managed Services is made by Sendmarc. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Proofpoint Core Email Protection and Sendmarc DMARC Managed Services are both Email Security Platforms products, and both cover DMARC. Use the table above to see where features, deployment and company size fit differ.