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betaPublisher announcementSecurity · 21 Sep 2026

Security: 5 API change passages

What Microsoft published

Changelog entry

Added the evaluationIncompleteActivityMetadata complex type to the contentActivity resource for reporting Secure by Default policy evaluations that couldn't be completed. Added the evaluationErrorDetail complex type. Added the errorActions enumeration type. Added the evaluationErrorCategory enumeration type. Added the evaluationErrorType enumeration type.

5 individual passage citations
6 API documentation links

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Observed announcement history and complete recorded revisions

What changed

First observed 21 Oct 2026

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

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