Patent ID: 9519296
Filing Date: 2016-12-13
CPC Classification: G05B,G05D,G06F,G06Q,H04L,H05B

Claim Text:
1. A method for obfuscating a security code, the method comprising: measuring an ambient temperature of an input device; displaying the input device on a graphical user interface; receiving an input from a user on the input device that grants access to a user based on an entry of a security code, the input device coupled to a plurality of heating elements; communicating, in response to receiving the input, a random audible tone to the user; recording a temperature of the input of the user on the input device; generating, in response to receiving the input, a random set of heating elements including one or more heating elements of the plurality of heating elements; determining a temperature of a temperature range for heating one or more heating elements of the random set of heating elements based on the temperature of the input of the user, wherein the temperature range includes: applying the temperature of the temperature range to each of the one or more heating elements of the random set of heating elements.