Patent ID: 7720461
Filing Date: 2010-05-18
Classification: H04W

Abstract:
1. A mobile electronic device, comprising: a processor; a user input device connected to the processor for sending signals to the processor; a display screen connected to the processor; a communication sub-system connected to the processor for exchanging signals with a wireless network and with the processor; a plurality of application modules associated with the processor for implementing applications on the mobile electronic device; a storage element connected to the processor and having data stored thereon, the data comprising at least service data required to establish communications with the wireless network and user application data associated with the application modules; and a security module associated with the processor for displaying on the display screen a plurality of selectable items upon detecting a predetermined security input through the user input device, displaying on the display screen a window comprising a prompt for further input in response to an input selecting a predetermined one of the selectable items, and performing a security action comprising deleting or encrypting all service data and/or all user application data stored on the storage element while maintaining other data stored on the storage element subsequent to a further input in response to the prompt, wherein the security module is configured for entry of a predetermined word and to perform the security action only if the predetermined word is correctly entered subsequent to displaying the prompt for a further input, and wherein the security module is configured to display as part of the prompt the predetermined word prior to entry of the predetermined word.