Blockchain facilitates secure connection of the Autonomous and semi autonomous vehicle to the internet.
This enables highly secure data connection for mobility related products and services. This means a car can then become truly autonomous, securely taking care of the funding of its own parking, refuelling, repair bills, car sharing and hire charging and countless other tasks.
Companies like Oaken are specialising in utilising Blockchain Technology, with Vehicles, Devices and the Internet of Things
An Introduction to Blockchain