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v1.0Publisher announcementSecurity · 24 Jun 2026

Security: 28 API change passages

What Microsoft published

Changelog entry

Added the security resource. Added the antispamDirectionality enumeration type. Added the deliveryAction enumeration type. Added the deliveryLocation enumeration type. Added the eventSource enumeration type. Added the remediationAction enumeration type. Added the remediationSeverity enumeration type. Added the threatType enumeration type. Added the timelineEventType enumeration type. Added the verdictCategory enumeration type. Added the analyzedEmailAttachment resource. Added the analyzedEmailAuthenticationDetail resource. Added the analyzedEmailDeliveryDetail resource. Added the analyzedEmailDlpRuleInfo resource. Added the analyzedEmailExchangeTransportRuleInfo resource. Added the analyzedEmailRecipientDetail resource. Added the analyzedEmailSenderDetail resource. Added the analyzedEmailUrl resource. Added the compromiseIndicator resource. Added the detonationBehaviourDetails resource. Added the detonationChain resource. Added the detonationDetails resource. Added the detonationObservables resource. Added the threatDetectionDetail resource. Added the timelineEvent resource. Added the analyzedEmail resource. Added the collaborationRoot resource. Added the remediate method to the analyzedEmail resource.

28 individual passage citations
19 API documentation links

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What changed

First observed 26 Oct 2026

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ChangeIntel

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Sources read 26 Oct 15:44 UTC · 272 of 272 readable · 270 fully read · documentation 469/469 current