US Patent 9276914 Auto-user registration and unlocking of a computing device

A computing device provides an indication that the computing device accepts dynamic user registration of user accounts over a wireless connection. A wireless mobile device automatically connects to the computing device, establishes an encrypted connection, and receives, over the encrypted connection, and passes an encrypted account token over the encrypted connection to the computing device, all without physical interaction with the computing device. The computing device automatically contacts a remote account server to retrieve a user account associated with the account token and registers the user account with the device.