Google’s self-driving division, Waymo, has revealed that its cars receive limited internet access to minimize the window for hackers to penetrate the system.
“Our cars communicate with the outside world only when they need to, so there isn’t a continuous line that’s able to be hacked, going into the car,” said Waymo CEO John Krafcik to the Financial Times. “When we say that our cars are autonomous, it’s not just that there’s not a human driver, but also that there is not a continuous cloud connection to the car

Internet of Things