Patent ID: 8832441
Filing Date: 2014-09-09
Classification: G06F,G06Q,H04L

Abstract:
1. A mobile terminal comprising: a controller that is configured to send a mutual authentication request command, wherein the mutual authentication request command is a single command that is configured to cause authentication of both of the controller and an external device based on synthetic keys generated from a plurality of keys; and a communication device including: (i) a wireless communication unit configured to perform wireless communication with the external device, the external device being separate from the mobile terminal; and (ii) an authentication unit configured to authenticate the controller and the external device, wherein the communication device is configured to: wherein the controller is configured to initiate mutual authentication by sending the mutual authentication request command and send first encrypted data generated by using data and a first communication key to the communication device, and wherein the communication device is configured to send second encrypted data generated by using the data and a second communication key, different from the first communication key, to the external device.