< All Topics Main User Module User Management User Credential Types Print User Credential Types PostedFebruary 23, 2022 UpdatedApril 1, 2022 BySteve Barton ARCO enables you to select several credential types based on the access requirements for Users. Card: Physical RFID Cards scanned by readers. Face ID: User facial biometric data scanned by camera readers. Licence Plate: Vehicle identification plate scanned by CCTV. QR Code: App generated code scanned by camera readers. User ID: User PIN or Access Codes input on keypad readers.