Information
Windows Server 2022 virtualization-based security must be enabled with the platform security level configured to Secure Boot or Secure Boot with DMA Protection.
GROUP ID: V-254343
RULE ID: SV-254343r991589
Virtualization Based Security (VBS) provides the platform for the additional security features Credential Guard and virtualization-based protection of code integrity. Secure Boot is the minimum security level, with DMA protection providing additional memory protection. DMA Protection requires a CPU that supports input/output memory management unit (IOMMU).
Solution
Configure the policy value for
Computer Configuration >> Administrative Templates >> System >> Device Guard >> Turn On Virtualization Based Security to 'Enabled' with 'Secure Boot' or 'Secure Boot and DMA Protection' selected
A Microsoft TechNet article on Credential Guard, including system requirement details, can be found at the following link:
https://technet.microsoft.com/itpro/windows/keep-secure/credential-guard