You're probably tired of reading that the Internet of Things is the hottest thing going, and that IoT is a boon to technology and, simultaneously, a potential disaster for security and privacy. However, over the past few years, another IoT-related technology has been growing: vehicle to vehicle. V2V is a way for automobiles to communicate directly with other vehicles on the road. Vehicles communicating with stationary checkpoints positioned along roadways sometimes is referred to as "vehicle to infrastructure," or V2I.