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Recorded 26 Oct 2026 at 11:39 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

Change notifications (v1.0): 5 API change passages

Updated the Outlook contact, event, and message resources to enable change notifications to include resource data when the includeResourceData property of the subscription resource is set to true. Updated the Outlook contact, event, and message resources to enable change notifications to include resource data when the encryptionCertificate property of the subscription resource is set with a certificate with a public key that enables encrypting and including resource data as part of a change notification. Updated the Outlook contact, event, and message resources to enable change notifications to include resource data when the encryptionCertificateId property of the subscription is set to allow an app to identify the appropriate certificate to decrypt any resource data in a change notification. For subscriptions to changes in Outlook contact, event, or message resources that include resource data, the encryptedContent property of changeNotification contains the encrypted data of the changed resource and related information to decrypt it. For subscriptions to changes in Outlook contact, event, or message resources that include resource data, the resourceData property of changeNotification identifies the changed resource.

What it said

API version
v1.0
Area
Change notifications
Kind
Announcement
Date precision
Day
Published
2023-11-09T00:00:00.0000000+00:00
Compatibility guidance
Not labelled
Schedule guidance
Not labelled

Source evidence when recorded

graph-changelog
Complete at observationRead 26 Oct 2026 at 11:37 UTC

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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.

Sources read 28 Oct 00:02 UTC · 272 of 272 readable · 270 fully read · documentation 469/469 current