1. A system for scanning cargo and vehicles, the system comprising: at least one non-intrusive inspection system for performing a non-intrusive X-ray scan, said non-intrusive inspection system further comprising an application for importing manifest data associated with the cargo or vehicle being scanned; and a processing system for receiving scan images and associated manifest data from the non-intrusive inspection system, and determining from the scan images if the contents of the cargo or vehicle are of the same type as specified in the manifest data.