Patent ID: 8145912

Claim:
A method of user authentication, comprising: displaying on a display of a device at least one pallet illustrating associations between a series of unique background colors and corresponding unique text-based characters, wherein each text-based character corresponds to one of a plurality of keys comprising an input mechanism of the device and wherein each background color is associated with a corresponding text-based character; receiving input of a text-based character corresponding to a particular background color of the graphical password; displaying on the display of the device at least one pallet illustrating associations between a series of unique pen colors and corresponding unique text-based characters, wherein each pen color is associated with a corresponding text-based character; receiving input of a text-based character corresponding to a particular pen color of the graphical password; displaying on the display of the device at least one pallet illustrating associations between a series of unique non-descriptive graphical figures and corresponding unique text-based characters, wherein each graphical figure is associated with a corresponding text-based character; receiving input of a text-based character corresponding to a non-descriptive graphical figure of the graphical password and displaying the non-descriptive graphical figure in a predetermined grid location of a 3×3 grid in accordance with a defined sequence scheme comprising rules for the order of entry of a sequence, and repeating receiving input of a text-based character corresponding to a next non-descriptive graphical figure of the graphical password and displaying the next non-descriptive graphical figure in a next predetermined grid location of the 3×3 grid in accordance with the defined sequence scheme until receipt of the sequence is complete; and processing the input text-based characters as a user password.