Microsoft Defender: Changes to Defender for Cloud Apps alerts

Coming soon for Microsoft Defender for Cloud Apps: A change to alerts generated by events originating from Defender for Cloud Apps that are generated in the Microsoft Defender XDR detection engine A change to App governance alerts This rollout aims to provide more accurate and precise information on the origin of these alerts, enabling customers to identify, manage, and respond to alerts more effectively. When this will happen: General Availability (GCC, GCC High, DoD, Production, DoD): We will begin rolling out early March 2025 and expect to complete by early April 2025. How this will affect your organization: We will change the field indicating the alert source in the alert data itself. Note: The rollout will only affect new alerts generated after the rollout and will not alter existing alerts. This rollout will be reflected in all experiences where alerts are represented, including Incidents & alerts queues in the XDR portal, Advanced hunting, and the correlating APIs and SIEM systems. In the Defender XDR portal, the change will be reflected in the Service sources field, replacing the current Microsoft Defender XDR and App governance values with the new value Defender for Cloud Apps. The detection sources will remain unchanged and will continue to indicate the detections are generated in the XDR detection engine, App governance policy, or App governance detection. The alert ID prepended characters of some of the alerts will also be changed to comply with the Defender XDR mapping. Service/Detection sources filter in the Incidents queue. Left: Before the change. Right: After the change: View image in new tab Learn more about the different alert sources in Defender XDR in the Alert sources section of Investigate alerts in Microsoft Defender XDR – Microsoft Defender XDR | Microsoft Learn In the Microsoft Graph API, Microsoft Defender for Endpoint streaming API, and the Microsoft Azure Events Hub, the change will be reflected in the alert resource type under the property serviceSource, and the previous values of microsoft365Defender and microsoftAppGovernance will change to microsoftDefenderForCloudApps. Learn more about the Graph API alert resource: alert resource type – Microsoft Graph v1.0 | Microsoft […]

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