Microsoft Purview Data Loss Prevention vs Zscaler Unified DLP: Side-by-Side Comparison (2026)

Microsoft Purview Data Loss Prevention: Prevents unauthorized sharing and transfer of sensitive data across devices. built by Microsoft. Core capabilities include Centralized policy management through Microsoft Purview compliance portal, Protection across endpoints, Office 365, OneDrive, SharePoint, Microsoft Teams, and Microsoft 365 Copilot, Sensitive information type detection including out-of-the-box, custom, and trainable classifiers..

Zscaler Unified DLP: Cloud-based DLP solution for web, email, endpoint, SaaS, and private apps. built by Zscaler. Core capabilities include Centralized DLP policy across web, email, endpoint, SaaS, and private apps, AI-powered automated data discovery, TLS/SSL traffic inspection at scale..

Both serve the Data Loss Prevention market but differ in approach, feature depth, and target audience.

Microsoft Purview Data Loss Prevention differentiates with Centralized policy management through Microsoft Purview compliance portal, Protection across endpoints, Office 365, OneDrive, SharePoint, Microsoft Teams, and Microsoft 365 Copilot, Sensitive information type detection including out-of-the-box, custom, and trainable classifiers. Zscaler Unified DLP differentiates with Centralized DLP policy across web, email, endpoint, SaaS, and private apps, AI-powered automated data discovery, TLS/SSL traffic inspection at scale.

Microsoft Purview Data Loss Prevention is developed by Microsoft. Zscaler Unified DLP is developed by Zscaler. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Microsoft Purview Data Loss Prevention and Zscaler Unified DLP serve similar Data Loss Prevention use cases: both are Data Loss Prevention tools. Review the feature comparison above to determine which fits your requirements.