Protection that stops recipients doing things like printing, copying or forwarding documents and messages. Microsoft 365 delivers it through Azure Rights Management, and today it is applied with sensitivity labels.
Also called Information Rights Management.
Read more: Microsoft Learn
In the Ultra Transcenders books
Each book explains IRM in context, with comparison tables and the common traps.
Terms in this definition
- LIKE
Compares strings with a pattern that can contain the % and _ wildcards. Because it only understands character patterns, searching big volumes of text this way is much slower than using full-text search.
- Agents (classic) API
First-generation Foundry Agent Service API, based on threads, messages and runs. It is deprecated, replaced by conversations and responses, and retires on 31 March 2027.
- Microsoft 365
Formerly Office 365, Microsoft's software-as-a-service productivity suite. A Microsoft Entra tenant provides its identity, and its data is not governed by Azure RBAC.
- Azure Rights Management
The service that does the actual encrypting behind sensitivity labels, message encryption and DKE in Purview Information Protection, attaching usage rights to protected content. Newer tenants get it switched on automatically; older ones turn it on with PowerShell.
- Sensitivity labels
Purview's way of classifying, and if needed encrypting, content in Office apps and services. They take over from the classic labels of AIP.