US Patent 10266149 Vehicle unlocking systems, devices, and methods

Systems, devices, and methods are disclosed for unlocking a vehicle. An example vehicle unlock system includes a remote computing device configured to determine that the remote computing device will enter a compromised status in which the remote computing device cannot communicate with a server, responsively request an electronic key, and unlock the vehicle using the electronic key. The system also includes a server configured to store and transmit the electronic key.