Sensitive information types

Concept

Pattern-based detectors in Microsoft Purview that recognize data such as credit card or passport numbers using patterns, keywords, checksums, proximity and confidence levels. Built-in and custom types serve as conditions in DLP policies.

Title graphic: Sensitive information types (Concept)

Type	Concept
Documentation	learn.microsoft.com/purview/sit-sensitive-information-type-learn-about

Key points about Sensitive information types

Design covers scoping, sensitive information types, policy tips, simulation mode and tuning. · Data Loss Prevention in Microsoft 365

Episodes about Sensitive information types

Configure Microsoft 365 DLP Policies in Purview

2025-11-03 · Video on YouTube

This episode examines the real return on Copilot by focusing on outcomes rather than features. It argues that the biggest cost in modern organizations isn’t failed projects or bad strategy, but the quiet drain of routine work—emails, meetings, drafts…

Data Loss Prevention in Microsoft 365

2026-10-26 · Video on YouTube

A new DLP policy blocks everything on Monday, and by Friday half the finance team is mailing files from personal accounts. This episode is for Microsoft 365 admins and compliance owners who want Purview DLP policies people actually accept. You'll learn how to…

Timeline of episodes about Sensitive information types

Articles about Sensitive information types (1)

Microsoft Purview Custom Sensitive Information Types: Building Regex and Supporting Evidence That Actually Work
2026-10-27 · Mirko Peters
Master Microsoft Purview custom sensitive information types. Learn how to write effective regex, use supporting evidence, and eliminate false positives.

Glossary

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Sources

Documentation: learn.microsoft.com/purview/sit-sensitive-information-type-learn-about
Feed for this topic (RSS): entity/sensitive-information-types/feed.xml
M365.FM episodes on this topic: 2
Articles on this topic: 1

Maintained by Mirko Peters (Microsoft MVP) · Last updated: 2026-11-03