CmdID / PowerShell / Cmdlets / Save
Save-VolumeSignatureCatalog
Extracts and saves a volume signature catalog file from a given shielded VM template disk. Windows Server PowerShell reference
From the Windows Server PowerShell reference 2 parameters Its page in the reference
Parameters
-TemplateDiskPathSpecifies the path to a VHDX file that has been templatized in preparation for deploying shielded VMs.-VolumeSignatureCatalogPathSpecifies the desired path for the volume signature catalog file.