Description of Update 2 for Microsoft Advanced Threat Analytics 1.9

Applies to: Advanced Threat Analytics


This article describes the issues that are fixed in Update 2 for Microsoft Advanced Threat Analytics (ATA) version 1.9. The build number of this update is 1.9.7478.

Included in this update


  • Added support for Multi Processor groups of CPUs for ATA Gateways and Center.
  • Added Windows Server 2019, including Windows Server Core (but not including Windows Nano Server), as a supported operating system.
  • Additional performance and security fixes.

Issues that are fixed

  • Fixes a rare case in which high memory issues occur during Active Directory sync.
  • Fixes a rare case in which the console allows you to select an unsupported certificate.
  • Fixes a rare case in which you receive a false positive instance of the “Suspicion of identity theft based on abnormal behavior” message.
  • Fixes an issue in which directory data display does not show direct manager and recursive memberships.
  • Fixes an issue in which the ATA Center URL configuration does not always show local IPs or the local computer name.
  • Fixes a health alert download issue that occurs if the alert mentions a gateway that no longer exists.
  • Fixes translation issues.
  • Fixes an issue in which the MongoDB database version is not updated.
  • Fixes a rare case in which timeline jumping occurs if SAs are auto-updated.

How to get this update

Updates for Microsoft ATA are available from Microsoft Update or by manual download.

Microsoft Update

This update is available on Microsoft Update. For more information about how to use Microsoft Update, see How to get an update through Windows Update.

Microsoft Download Center

To get the standalone package for this update, go to the Microsoft Download Center website:

 Download the ATA v1.9 update package.


To install this update, you must have one of the following installed:

  • Update 1 for ATA 1.9 (version 1.9.7412)
  • ATA 1.9 (version 1.9.7312)
  • Update 1 for ATA 1.8 (version 1.8.6765)
  • ATA 1.8 (version 1.8.6645)

Restart requirement

You may have to restart the computer after you apply this update.

Update replacement information

This update replaces Update 1 for ATA 1.9 (version 1.9.7412).


Learn about the terminology that Microsoft uses to describe software updates.