Patent ID: 9066230
Filing Date: 2015-06-23
Classification: H04W

Abstract:
1. A method of trusted policy and charging enforcement function on a mobile communication device, comprising: establishing a wireless communication link between a mobile communication device and a policy server; coupling a trusted security zone in the mobile communication device with a trusted security zone in the policy server; transmitting a credential from a policy and charging enforcement function application residing in the trusted security zone on the mobile communication device to a policy and charging rules function application residing in the trusted security zone on the policy server, wherein the credential is used to establish trust between the mobile communication device and the policy server for accessing the functionality of the mobile communication device; transmitting policy rules from the policy and charging rules function application on the policy server to the policy and charging enforcement function application on the mobile communication device; enforcing the received policy rules by the policy and charging enforcement function application on the mobile communication device; monitoring wireless network activities by the policy and charging enforcement function application on the mobile communication device; and transmitting, by the policy and charging enforcement function application on the mobile communication device, the monitored network activities to the policy and charging rules function application on the policy server.