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Release notes for the Splunk Add-on for Microsoft Security

About this release

Version 2.5.0 of the Splunk Add-on for Microsoft Security was released on April 29, 2025. It is compatible with the following software, CIM versions, and platforms.

Splunk platform versions 9.1.x, 9.2.x, 9.3.x
CIM 5.3.2
Platforms Windows, Linux based Operating Systems
Vendor Products Microsoft 365 Defender, Defender for Endpoint, Azure Event Hubs, Microsoft Defender Threat Intelligence

The field alias functionality is compatible with the current version of this add-on. The current version of this add-on does not support older field alias configurations.

For more information about the field alias configuration change, refer to the Splunk Enterprise Release Notes.

New features

  • This release contains a new input responsible for pulling data from the Microsoft List Machines API, mTLS support and two new event types: ms_security_machines and ms_security_eventhub_url_click_event.

Known issues

Version 2.5.0 of the Splunk Add-on for Microsoft Security contains the following known issues.

Third-party software attributions

Version 2.5.0 incorporates third-party software attributions for the Splunk Add-on for Microsoft Security.