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Test-AppLockerPolicy

Specifies the AppLocker policy to determine whether the input files will be allowed to run for a given user.

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Last verified: 2026-10-26

Microsoft AppLocker reference: Specifies the AppLocker policy to determine whether the input files will be allowed to run for a given user. The syntax and selected example below are adapted from the pinned Windows Server 2025 reference. Module availability, target configuration and delegated permissions determine whether it can run in your environment. Documentation and parameter text: Microsoft, CC BY 4.0; formatting adapted by Cmdlet World. No execution testing is claimed.

Test-AppLockerPolicy [-XmlPolicy] <String> -Path <System.Collections.Generic.List`1[System.String]>
 [-User <String>]
 [-Filter <System.Collections.Generic.List`1[Microsoft.Security.ApplicationId.PolicyManagement.PolicyDecision]>]
 [<CommonParameters>]

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Required permissions

Use an account with the target resource permissions documented for Test-AppLockerPolicy. Modifying administrative cmdlets may require elevation or delegated administration. This catalog does not assert that ordinary users can execute the command.

Supported environments

Windows / AppLocker · Windows Server 2025 documentation; feature/module prerequisites apply

Parameters

-Filter: Specifies the policy decision by which to filter the output for each input file. The acceptable values for this parameter are: Allowed, Denied, DeniedByDefault, or AllowedByDefault.
-Packages (required): Specifies a list of installed packaged applications, from which the file information is retrieved.
-Path (required): Specifies the list of the file paths to test. Regular expressions are supported.
-PolicyObject (required): Specifies the Applocker policy. Can be obtained from the Get-AppLockerPolicy or the New-AppLockerPolicy cmdlet.
-User: Defines the user or group to be used for testing the rules in a specified AppLocker policy. The acceptable values for this parameter are: - DNS user name (domain\username) - User Principal Name (username@domain.com) - SAM user name (username) - Security identifier (S-1-5-21-3165297888-301567370-576410423-1103)
-XmlPolicy (required): Specifies the file path and name of the XML-formatted file that contains the AppLocker policy.

Prerequisites

Windows with the AppLocker module and the Windows feature or management tools that provide it. Confirm target connectivity and version compatibility using the linked Microsoft reference.

Security considerations

This is a read-oriented cmdlet; protect any sensitive results and check the documented effects of your selected parameters.

Examples

Example 1: Report if programs are allowed to run

Test-AppLockerPolicy -XMLPolicy C:\Policy.xml -Path c:\windows\system32\calc.exe, C:\windows\system32\notepad.exe -User Everyone

This example reports if calc.exe and notepad.exe will be allowed to run for Everyone under the policy specified by C:\Policy.xml. Source: Microsoft, CC BY 4.0; transcript prompt/output removed. This example was not executed.

Sources

https://github.com/MicrosoftDocs/windows-powershell-docs/blob/b7645dd8c687139b28e845119da30ec670526507/docset/winserver2025-ps/AppLocker/Test-AppLockerPolicy.md

https://learn.microsoft.com/powershell/module/applocker/test-applockerpolicy?view=windowsserver2025-ps

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