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Microsoft Purview compliance portal: eDiscovery (Premium) - CMK (Customer Managed Keys) encryption support for data at-rest in Review sets

Why it matters: In preview

This release of eDiscovery features the implementation of customer-managed key (CMK) options, allowing users to manage their own encryption keys for the data stored in eDiscovery review sets in addition to the default, strong Microsoft-managed encryption already in place.

Target February CY2027Cloud WorldwidePlatform WebSource updated 2026-04-09

Affected: Microsoft Purview

View at Microsoft →