Speculation Control Validation PowerShell Script contains a PowerShell module that can be used to confirm whether a system has enabled the protections needed to validate that the speculation control vulnerability.

This is described in the blog topic: "Windows Server guidance to protect against the speculative execution side-channel vulnerabilities."

To use this module:

Download the zip file, extract the contents to a local folder. This will create a folder called SpeculationControl, with two PowerShell files in it.

Start PowerShell, change to the SpeculationControl folder, then run the following two commands:
PowerShell
$SaveExecutionPolicy = Get-ExecutionPolicy
#
Set-ExecutionPolicy RemoteSigned -Scope Currentuser

Import-Module .\SpeculationControl.psd1
Get-SpeculationControlSettings

Set-ExecutionPolicy $SaveExecutionPolicy -Scope Currentuser

Other programs are available for the home user with a GUI, but server admins, IT, and tech guys might find Speculation Control Validation PowerShell Script useful considering it can be setup and mass deployed with a batch file.

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