Patent ID: 8855599

Claim:
A method for locating a lost or stolen mobile communications device, wherein a mobile communications device operating system resides in a primary read-only memory, and relevant data and components for the operating system are loaded from the primary read-only memory into a random-access memory of the mobile communications device, comprising: providing a secondary read-only memory in the mobile communications device configured to work separately from and in parallel with the operating system, the secondary read-only memory storing computer-readable instructions, which when executed by a processor, operate a first security component and a security transceiver, the security transceiver configured to operate independently of a primary transceiver also controlled by the operating system; detecting, by the first security component, an occurrence of a defined trigger event; in response to the detected trigger event, transmitting by the security transceiver a first security message to a remote device; receiving, by the security transceiver, a second security message from the remote device; and performing, by the first security component, a defined action on the mobile communications device in response to the received second security message.