Endpoint Data Loss Prevention — Endpoint DLP now supports a pre curated list of file extensions for the file extension condition

🚨 The Signal: Endpoint DLP now offers a pre-curated list of file extensions for policies, replacing free-form text entry. This improves policy accuracy, reduces processing overhead, and prevents gaps in data loss protection by ensuring only supported file types are monitored.

The Impact

Security teams and DLP administrators are affected, reducing the risk of data exfiltration through unmonitored file types.

• Security teams: Reduced risk of data exfiltration due to misconfigured policies.
• DLP administrators: Improved policy reliability and reduced troubleshooting time.
• Compliance officers: Enhanced confidence in data protection controls and reporting.
• Endpoints: Reduced unnecessary processing, improving performance and stability.

The Action

1. Review existing Endpoint DLP policies for file extension conditions.
2. Update policies to leverage the new pre-curated list of file extensions.
3. Test updated policies to ensure desired data loss prevention outcomes.

Domain: Purview · Impact: medium · Workload: Microsoft Purview