A multi layer vehicle security framework
NXP, May 1, 2016
Vehicles are going through a rapid evolution: many mechanical systems are being (or have already been) replaced by electrical systems, leading to highly computerized vehicles. In addition, connectivity is being added for reasons of safety and convenience. But with that comes a security risk.
https://www.nxp.com/docs/en/white-paper/MULTI-LAYER-VEHICLE-SECURITY-WP.pdf