Trainable classifiers

Concept

Machine-learning classifiers in Microsoft Purview that learn to recognize a kind of document, such as contracts or source code, from example documents, and can be used as conditions in DLP and labeling policies.

Title graphic: Trainable classifiers (Concept)

Type	Concept
Documentation	learn.microsoft.com/purview/trainable-classifiers-learn-about

Episodes about Trainable classifiers

Shadow Data Discovery and Governance with Microsoft…

2026-06-07 · Video on YouTube

In this episode of the M365 FM Podcast, we explore one of the biggest hidden risks in modern data governance: shadow data. While Microsoft Purview provides powerful visibility into governed data sources, many organizations assume that what Purview cannot see…

Build Audit-Ready Document Management with SharePoint…

2025-12-11 · Video on YouTube

In a recent podcast, Mirko Peters discussed the critical importance of effective document management and compliance in organizations, emphasizing that lost documents can lead to organizational failure. He presented strategies for building an audit-ready…

AI-Powered Metadata Classification for Microsoft 365…

2026-06-13 · Video on YouTube

Manual tagging is dead—and it’s quietly undermining your Microsoft 365 governance strategy. In this episode, we explore why traditional metadata management based on dropdown menus, user-selected labels, and manual classification no longer works in modern…

Timeline of episodes about Trainable classifiers

Articles about Trainable classifiers (2)

Microsoft Purview Trainable Classifiers
2026-04-26 · Mirko Peters
Learn how Microsoft Purview trainable classifiers automate data classification, improve compliance, and protect sensitive content across Microsoft 365.
Why Trainable Classifiers Are Not Triggering in Microsoft 365
2026-04-21 · Mirko Peters
When trainable classifiers in Microsoft 365 don’t trigger, it’s usually not just a single glitch—it’s a combination of technical setup, data…

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Sources

Documentation: learn.microsoft.com/purview/trainable-classifiers-learn-about
Feed for this topic (RSS): entity/trainable-classifiers/feed.xml
M365.FM episodes on this topic: 3
Articles on this topic: 2

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