Map to PowerShell variables Map to the specific data types that PowerShell requires. Before you beginRoles required: activity_admin, activity_creator Procedure Specify a data Type that PowerShell requires for certain variables. The following choices are available. Plain Plain text value in the ServiceNow ECC Queue. Encrypted Encrypted value in the ECC Queue. Use this type for PowerShell passwords. Boolean Specific type expected by PowerShell for true and false values. Null Specific variable type expected by PowerShell.