Fingerprint based ignition and door lock

Motor vehicle keys have sometimes been inconviencing basically based on the following facts: -The keys can easilly be locked in the vehicle or misplaced,leading to the unattractive alternative of breaking the door in the former case or re modifying the ignition system in the latter case. -The vehicle can also be easily driven away by someone who manages to get access to the keys The fingerprint based ignition thefore provides a wonderful sollution to the above inconviniences. In the project a fingerprint scanner is supposed to used,preferably connected to a computer system via a usb.Integration should be done with a c++ program and connected to a mdel vehicle