Patent ID: 8326358

Claim:
A method of access control in an electronic device, the method comprising: monitoring for input at the electronic device comprising monitoring for input from a keyboard and monitoring for gestures at the electronic device; for each input that is determined to be an input from a key of a plurality of keys of the keyboard, mapping the input to a Unicode character that is associated with the key of the plurality of keys of the keyboard and adding the Unicode character that is associated with the key to a passcode; for each input that is determined to be one of a plurality of predefined gestures, mapping the input to a Unicode character that is unused for any other character encoding and that cannot be typed using the keyboard and adding the Unicode character that is unused for any other character encoding and that cannot be typed using the keyboard to the passcode; entering the passcode to provide an entered passcode; comparing the entered passcode to a stored passcode; and changing an access state at the electronic device when the entered passcode matches the stored passcode, wherein the stored passcode comprises the Unicode character that is unused for any other character encoding and that cannot be typed using the keyboard.