Microsoft Defender for Identity vs PlainID Identity Security: side-by-side comparison (2026)

Microsoft Defender for Identity: Identity threat detection and response solution for Active Directory. Built by Microsoft.

PlainID Identity Security: Identity security platform with ISPM, SaaS policy mgmt, and dynamic authz. Built by PlainID.

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

Microsoft Defender for Identity is made by Microsoft. PlainID Identity Security is made by PlainID. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Microsoft Defender for Identity and PlainID Identity Security are both Identity Threat Detection and Response products. Use the table above to see where features, deployment and company size fit differ.