Industry forecasts estimate that more than 150 million connected cars will be on the road by 2020. As automakers roll out the new generation of Internet-enabled vehicles, connected car cyber security is among their chief concerns. And rightly so. As we have seen, no personal computer, no mobile device, no corporate network, and no government agency is immune from cyber attack. What makes us expect connected vehicles will be any more secure? How can we secure connected cars and the technology eco-system connected with them?