Patent ID: 9264410
Filing Date: 2016-02-16
CPC Classification: G06F,H04L

Claim Text:
1. A mobile computing device, comprising: a processor; and a memory coupled to the processor and comprising computer readable program code embodied in the memory that when executed by the processor causes the processor to perform operations comprising: receiving a key update message comprising key update information from another computing device for a key stored in a trusted execution environment (TEE) of the mobile computing device, wherein the processor uses a configuration defined by the stored key to control whether a trusted application in the TEE is allowed access to resources of the mobile computing device; authenticating the key update message for the key stored in the trusted execution environment (TEE) of the mobile computing device; and responsive to a positive authentication of the key update message, changing the configuration defined by the stored key in the TEE based upon the key update information, wherein changes to the configuration responsive to the key update information changes which of the resources of the mobile computing device the trusted app is allowed to access by the processor.