US Patent 10484359 Device-level authentication with unique device identifiers

An embodiment may include transmitting a manufacturer security certificate to a provisioning server device, and establishing, with the provisioning server device, a secure connection based on the manufacturer security certificate. The embodiment may also involve transmitting, over the secure connection, device data that characterizes the client device, and receiving, over the secure connection, a server security certificate. The embodiment may further include obtaining a unique client device identifier. The embodiment may additionally include, possibly based on the server security certificate and the unique client device identifier, accessing protected information available to a particular pre-validated server device.