Tanium Cloud Release Notes Default Content

Important

The Default Content packages are now delivered via ECF. Please review the documentation for migration instructions. This change means the packages no longer need to be recreated or updated after each solution update and the Distribute Tanium Standard Utilities - [Mac] and Distribute Tanium Standard Utilities - [Linux] packages are no longer necessary
The Tanium Exec wrapper is deprecated and will be removed in a version of Tanium Default Content released after November 1 2026. For more information about TEW, see the announcement at Tanium Exec Wrapper Deprecation

Release Date: May 15th, 2026

New Sensors

Supported Action Classes - a sensor to report action classes available to endpoints managed by Tanium Endpoint Expansion

Resolved Issues

Removed unnecessary calls against Domain Controllers for the Tanium Client Core Health sensor

Release Date: February 17th, 2026

Improvements

Added a new 'MDM - Managed Applications' sensor that reports the managed applications on a macOS or mobile device

Resolved Issues

Fixed an issue where the Is Virtual and Virtual Platform sensors could return [no results] on AIX endpoints

Release Date: January 8th, 2026

Known Issues

An adjustment to the Default Content toolset supporting the Tanium Client Core Health sensor is causing the sensor to return Unable to perform PowerShell execution test, please ensure the latest Default Content tools are installed. This occurs despite the latest Default Content tools being installed. A remedy has been identified and is available in Toolset Manifest 2.24.102; 2.26.83 or higher.

Improvements

Updated metadata for the Online sensor to improve interactions with Tanium Query Language generation.
Updated user returns for MacOS devices. Users now return only the primary dscl RecordName value for username.

Resolved Issues

Updated a dependency to prevent content management uninstall failures from causing the entire module uninstall to fail.

Release Date: December 17, 2025

New Sensors

Added a Device Type sensor that reports the type of device.
Added Enrollment Type, IMEI, and Is Supervised sensors that report mobile enrollment type, IMEI, and whether the device is supervised.
Added an Action Status sensor that reports the status of an action for a given action ID.
Added a Credential Guard Status sensor that reports Credential Guard status on Windows.
Added a Windows Component State sensor for managing Windows optional components (pairs with Windows Component State Inventory).

New Packages

Un-Quarantine Sensors — removes quarantine from all sensors quarantined on an endpoint.
Windows Component State Inventory — inventory package for optional Windows components.

Improvements

The Operating System Full Build Number sensor is delivered in the Tanium Default Content content set.
On new installs, the Tanium Default Content, Tanium Default Content - 7Zip, and Tanium Default Content - Optional action groups target All Computers.
Added cleanup of content when the solution is uninstalled.
Improved performance of the Windows implementations of the Last Reboot and Tanium Client Installation sensors.
Improved performance of applicable sensors by no longer performing legacy operating system checks where they are unnecessary.
Tanium Client Core Health (Windows): prompts to install the latest Default Content tools when appropriate.
Tanium Client Core Health (Windows): improved detection of PowerShell Constrained Language Mode; reports when the undesirable `__PSLockdownPolicy` environment variable is present; includes a Constrained Language Mode health check.
Tanium Client Core Health: added a Tanium code signing certificate health check (Windows).
Is Terminal Server: more efficient WMI queries.
Added a deprecation notice for the x64/x86 sensor and guidance to use CPU Architecture instead.

Resolved Issues

Fixed an issue where the Tanium Client Explicit Setting sensor could return `[no results]` instead of Key/Value not found when appropriate.
Fixed the Tanium Client Action Timing sensor so failed or stopped actions return proper status instead of appearing to stay in progress.
Fixed an issue where Tanium Client Action Timing could return incorrect or empty results on non-Windows endpoints.
Fixed an issue where platform detection could be wrong for endpoints running as a Parallels ARM virtual machine.
Fixed an issue where the Linux Tanium Client Installation sensors could error when the RPM database was incorrectly assumed to be locked.
Fixed issues with the Linux Chassis Type sensor when dmidecode was missing or the sensor otherwise errored on some devices.
Fixed the Modify Tanium Client Settings [non-Windows] package so you do not need to delete default text before entering a value.
Fixed an issue where a logged-on user might not be detected on some Windows endpoints.
Fixed an issue that could prevent Tanium Client Core Health from returning expected results when certain Tanium endpoint tools were not present.
Fixed an issue where Tanium Client Core Health (Windows) could time out when PowerShell was older than 3.0.
Fixed an issue where Tanium Client Core Health (Windows) could report healthy when signing certificates were missing on the endpoint.
Fixed an issue where Tanium Client Core Health could incorrectly fail the PowerShell execution check on some systems.
Fixed an issue where actions using the DISM force option could show a result that did not match DISM return codes.
Fixed an issue where the Operating System sensor returned excessive information on SUSE Liberty Linux 7.9.
Updated the Solaris Chassis Type sensor to report Virtual for virtual machines, consistent with other platforms.
Fixed an issue where the Solaris Tanium Action Log sensor could return `[no results]` in some cases.
Improved detection of virtual machines that were migrated from ESX to Proxmox.
Fixed an issue where some Windows sensors could report smaller file system sizes than expected.
Fixed incorrect out-of-the-box targeting for the Amazon Linux 2023 computer group so it returns the expected machines.
Fixed an issue where some non-Windows sensors and packages could block endpoints from getting file download status or downloading files when using the Tanium Client API.
Fixed the Is Virtual sensor description tooltip (wording referred to Echo instead of Example).
Fixed an issue where on-premises deployments did not include the Tanium Client Python Version sensor.
On solution install, removes the deprecated Default Content - Tools Version sensor as intended.
Improved clarity in the description of the Tanium Server Name List sensor.
Fixed an issue where the Tanium File Contents sensor could fail to return expected results on non-Windows endpoints.

Release Date: November 14, 2025

Improvements

Added sensor metadata to improve interactions with Tanium Ask, providing better accuracy when it chooses between similar or related sensors.

Release Date: October 15, 2025

Improvements

Added sensor Device Type to distinguish endpoint families, enabling broadly targeted workflows

Release Date: September 8, 2025

Improvements

Added a new Enrollment Type sensor that reports the enrollment type of a mobile device.
Added a new IMEI sensor that reports the IMEI of a mobile device.
Added a new Is Supervised sensor that reports whether a mobile device is supervised.
Added a new Action Status sensor to report the status of an action with the provided action id.
Added a PowerShell Constrained Language Mode health check to the Tanium Client Core Health sensor.
Added a Tanium Code Signing certificate health check to the Tanium Client Core Health sensor.

Resolved issues

Fixed an issue where the Tanium Client Core Health sensor would incorrectly fail the PowerShell execution check on some systems

Release Date: July 29, 2025

Improvements

Implemented foundational improvements for upcoming support of additional endpoint types.

Release Date: July 16, 2025

Improvements

Implemented foundational improvements for upcoming support of additional endpoint types.
Added a 'Windows Component State' sensor and 'Windows Component State Inventory' and 'Windows Component State Management' packages for managing Windows Optional Components.

Resolved Issues

Fixed an issue with the 'Operating System' sensor returning too much information on SUSE Liberty Linux release 7.9.
Updated 7-zip to 24.09.

Release Date: January 15, 2025

Improvements

Update to the Operating System Generation sensor to support Windows Server 2025.

Resolved Issues

Fixed an issue where the "Is Laptop" sensor may fail to identify macOS laptops correctly.
Fixed an issue with the non-windows version of the Modify Tanium Client Settings package so that you are not required to delete the default text before entering a value.
Fixed an issue where the description in the tooltip for the Is Virtual sensor incorrectly listed Echo instead of Example.
Fixed an issue with the Tanium Client API Downloads sensor where it might return the error "TSE-Error: Error making connection to Client Api" on Linux and macOS endpoints.
Updated 7-zip to 24.07.
Fixed an issue where the Amazon Linux 2023 Computer Group Out-of-Box Targeting Criteria is Incorrect and may not correctly return all machines.

Release Date: August 15, 2024

Improvements

Updates the signature on the RunAs user utilities.
Adds Linux support for the Tanium Client Dump File sensor.
Adds the new PowerShell Logging Configuration sensor for additional PowerShell details.
The x64/x86 sensor is deprecated in favor of expanded use of the CPU architecture sensor. This version of the Default Content updates the sensor description to note this.
Removes the TaniumFileInfo.exe executable from Tanium content.
Adds new Is Python 3.8 Installed and Is Python 3.12 Installed sensors to support Python updates.
Moves the Tanium Client Python Version sensor into Default Content.
Updated the signature on the distributed 7zip utility.

Resolved Issues

Fixes an issue where the Model sensor returns a TSE error on Debian 12 ARM endpoints.
Fixes an issue where the Tanium File Contents sensor doesn't return the correct information on non-windows endpoints.
Fixes an issue where the Installed Application Version sensor parameters are not parsed as expected.

Release Date: November 28, 2023

Improvements

Added PowerShell version reporting into the Tanium Client Core Health sensor.
Implemented miscellaneous bug fixes, performance enhancements, and supportability improvements.

Release Date: September 25, 2023

Security Updates

This release includes security updates. Details of the issues, including affected versions and mitigation information, can be obtained within Tanium's Support Portal or by contacting your TAM.

Release Date: June 27, 2023

Improvements

Adds additional registry type validation for sensor Tanium Client Core Health on Windows.

Fixes

Fixes an issue with the Installed Applications sensor for AIX that caused no results to be returned to the console.
Fixes an issue with temporary files being generated under /var/temp when using the sensor Operating System Generation on AIX.

Release Date: April 25, 2023

Improvements

Adds a new Is Laptop sensor that will return True if the chassis type is a laptop or similar portable device
The Is Virtual sensor now supports WSLv2.
The Disk Free Space sensor provides a more accurate representation of free disk space

Fixes

Fixes an issue where Ubuntu may report an incorrect MAC address
Fixes an issue where the Operating System sensor adds extra spaces when reporting MacOS 13

Release Date: March 7, 2023

Improvements

Operating System Generation sensor now includes minor version on Rocky Linux
Default content now removed all Distribute Tanium Standard Utilities packages

Fixes

Fixes an issue on AIX endpoints where the Tanium Client Installation date sensor does not return correctly
Fixes an issue where the Tanium Client Dump Files sensor may return the size as zero for small DMP files
Fixes an issue there the Default Content - Tools Version sensor is missing
Endpoint Fingerprint catches empty strings
Fixes an issue where Default Content was distributing the incorrect 7za binary

Release Date: January 10, 2023

Improvements

Updated version of 7za to v22
Improved internal build tooling

Release Date: November 15, 2022

Important

The Default Content packages are now delivered via ECF. Please review the documentation for migration instructions. This change means the packages no longer need to be recreated or updated after each solution update and the Distribute Tanium Standard Utilities - [Mac] and Distribute Tanium Standard Utilities - [Linux] packages are no longer necessary

Improvements

The name has changed for the “Operating System sku” sensor to “Operating System SKU”
Action Log Details now visible for Solaris
Published optional endpoint tooling for default content

Fixes

Removed hostnames for solaris endpoints inside the Endpoint Fingerprint

Release Date: November 8, 2022

Improvements

Tanium PowerShell Execution Policy sensor description improved to specify use only for 32-bit Tanium Client process
Powershell Version sensor now supports Powershell Core on Mac and Linux
Increased Visibility in PowerShell Policies for 32-bit and 64-bit policies Affected Sensors: PowerShell Effective Policy, PowerShell Scope Policies
The default max age for the Tanium PowerShell Execution Policy sensor now defaults to one day
Prefixed “Error:” to Endpoint Fingerprint sensor failure message and made internal improvements to the Endpoint Fingerprint sensor

Fixes

Removed rpmdb_stat in sensors to decrease the risk of locking Affected Sensors: Tanium Client Installation Date, Tanium Client Installation Time
Is Virtual sensor no longer fails in Windows endpoints on Nutanix, oVirt, and BHYVE platforms
Update to prevent unnecessary network traffic from Linux endpoints. Affected sensors: Chassis Type, Virtual Platform, Is Virtual, VMware Guest.
Tanium Client Core Health no longer returns an error when the %PATH% environment registry value type is REG_SZ instead of REG_MULTI_SZ
Output type updated from Numeric to Text Affected sensors: Tanium Back Peer Address and Tanium Peer Address
Model Sensor no longer returns Cloud Instance Type in Linux Endpoints
Tanium Client Core Health no longer errors during expansion of environment strings

Release Date: August 3 2022

Fixes

Distribute Tanium Standard Utilities package could execute multiple times on non-English endpoints

Release Date: July 28 2022

Improvements

Tanium File Contents sensor now supports Linux, Mac, AIX, and Solaris
Tanium Client Action Timing sensor now supports Linux and Mac
Added Windows Operating System SKU sensor to help identify the type of Windows installation
Performance improvement to non-windows client directory location subroutines, affects Tanium File Exists, Tanium Client Action Timing, Tanium Client Folder Size, Tanium Client Installation Time, Tanium Client API Downloads, Quarantined Sensors, Established Ports by Application, Established Connections, IP Connections, Listen Ports, CPU Speed Mhz, Local User Password Change Dates, Installed Applications, DHCP Enabled?, Last Reboot, Enhanced Tags Category Exists, Enhanced Tags Deployment Errors, Enhanced Tags - Single Value Exists, Enhanced Tags, Enhanced Tags Details, and Enhanced Tags - Single Value sensors and Set Linux Tanium Client Logging Level, Set Mac Tanium Client Logging Level, Set Tanium Server Name List [Non-Windows], Set Tanium Client Logging Level [Non-Windows], Tanium Client [Non-Windows] - Set Action Lock On, Tanium Client [Non-Windows] - Set Action Lock Off, Modify Tanium Client Setting [Non-Windows], Set Tanium Server Name [Non-Windows], Un-Quarantine Sensor [Non-Windows], Enhanced Tags - Add [Non Windows] and Enhanced Tags - Remove [Non Windows] packages

Fixes

BREAKING CHANGE: PowerShell Version sensor now returns all installed versions of PowerShell, including Core instead of only the highest version number of only non-Core
BREAKING CHANGE: Windows OS Major Version, Tanium Client Version, Tanium File Version sensors no longer returns numeric Result Type instead of Version
Windows OS Type sensor now returns "Workstation" for Windows 10 Enterprise for Virtual Desktops
Operating System Generation sensor now properly detects Windows 10 Enterprise for Virtual Desktops
Whitespace detection correction, affecting Computer Serial Number sensor, Operating System Generation sensor, and Enhanced Tags - Add package

Release Date: July 26 2022

Fixes

Resolved issue causing Tanium Action Log Sensor to return "No Results" On Linux

TaaS Release Date: May 27, 2022

Fixes

Resolved issue with x86/x64? sensor returning Unknown on Debian and Ubuntu systems.

TaaS Release Date: May 17, 2022

Improvements

MAC Address sensor now pads Solaris results
Tanium Client Neighborhood will not output separators when there are no peers
Improved parameter decoding, affects Tanium Client - Set Action Lock Off and Tanium Client - Set Action Lock On packages, Online Random Sample, Tanium Action Log, and Tanium Client Action Timing sensors
Faster 64 bit detection on Windows, directly affects Tanium Client CPU, Tanium File Version, and Tanium Client Version sensors, can indirectly affect any windows sensors
Tanium Client Installation Date and Tanium Client Installation Time sensors now handle Cloud Linux distributions (improved detection)
Operating System sensor updated to stop indirectly generating tmp files on AIX
Installed Application Exists, Installed Application Version, and Installed Applications sensors now handle Cloud Linux distributions (improved detection)
Chassis Type sensor, Virtual Platform sensor, VMware Guest sensor, and Is Virtual sensors now support BHYVE and oVirt hypervisors
Domain Name sensor now returns results from linux endpoints

Fixes

BREAKING CHANGE: Windows Update Agent Version, Windows OS Major Version, Tanuim Client Version, and Tanium File Version sensors now return the Version data type instead of Text
BREAKING CHANGE: Windows OS Release ID sensor now returns the Text data type instead of Version
Last Reboot sensor now returns proper data from Macs when the day in the last rebooted date contains a single digit
Is Virtual sensor now recognizes Linux on Amazon EC2 as virtual
VMware Guest sensor now returns correct column values for Windows guests
Windows OS Release ID sensor no longer returns numeric Result Type instead of Text
Has Tanium Standard Utilities sensor no longer returns false positives
Operating System sensor now falls back to legacy collection method on Windows Server 2003 (note this operating system is unsupported by current Tanium Clients)
Action Log sensor can now read logs with unclosed brackets in them
Typo fixes in Set Tanium Sensor Randomization, Modify Tanium Client Setting, Set Tanium Server Name, Set Tanium Server Name List packages
Tanium Client Installation Date sensor now works properly on Linux systems
Improved error handling in PowerShell Version sensor
Tanium Client Neighborhood sensor better handles clients with no peers
Resolved a false negative database corruption test in the RPM Database Details sensor

TaaS Release Date: February 9, 2022

Improvements

Powershell Version, Tanium Buffer Count, Tanium Client Logging Level, Tanium Server Name, and Tanium Sensor Randomization Enabled sensors no longer use WMI to read registry entries on Windows
Operating System Generation sensor is more efficient on Windows
Tanium File Contents sensor handles parameters more accurately on Windows
improvements to cmd.exe usage

Fixes

Has Tanium Standard Utilities sensor now checks for missing binaries
Tanium Server Name List sensor no longer returns "[No Result]" for unconfigured Server Name Lists
Removed extra HKLM key from Client Date sensor
Improved results from Windows Release ID sensor on Windows 10 20H2 and later

TaaS Release Date: January 20, 2022

Fixes

RPM sensors updated to avoid issues with login banners

TaaS Release Date: October 28, 2021

Improvements

RPM corruption fixes to sensors: "Tanium Client Installation Date" and "Tanium Client Installation Time"

TaaS Release Date: September 27, 2021

Improvements

Added support for Windows 11 and Windows Server 2022 to "Operating System" and "Operating System Generation" sensors.

TaaS Release Date: July 12, 2021

Improvements

Adds new "Is Managed" sensor: returns "True" is the endpoint is running the Tanium Client. The Discover module will register a "False" answer with TDS for unmanaged assets.

Security Updates

This release includes security updates. Details of the issues, including affected versions and mitigation information, can be obtained within Tanium's Support Portal or by contacting your TAM.

TaaS Release Date: May 12, 2021

Improvements

Builds of this solution now generate an audit file of dependencies (no impact)

TaaS Release Date: May 5, 2021

Improvements

The solution is now built with CBT 8.1.17 (no impact)

Default Computer Groups 1.0.5.0001

Added macOS 11 computer groups: All macOS 11, All macOS 11.0, All macOS 11.1, All macOS 11.2
Added Windows 10 groups for 2004 and 2009 releases.

TaaS Release Date: February 17, 2021

Resolved Issues

The Operating System Generation sensor will now correctly identify SUSE Linux Enterprise Server 11.3.

Improvements

Improved queries against the Windows WMI API to improve reliability on Windows Servers that have more than 32 processors.

TaaS Release Date: November 16, 2020

Fixes

Sensor parameters on non-Windows endpoints no longer incorrectly decode in some cases.

Product Documentation and Resources

Please work with your Tanium TAM to most effectively use this content.
Default Content Documentation
Tanium Product Documentation
Tanium User Research
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