A system for developing a digital signature identifying a specific person operating a vehicle uses a computerized appliance and software or firmware executing from a non- transitory medium on the computerized appliance and providing a first function collecting raw data regarding vehicle operation from sensors implemented in the vehicle during operation by the specific person, a second function analyzing the raw data and identifying at least one pattern of behavior associated with the specific person; and a third function developing a digital signature from the analyzed data for that specific person.
