A method for secure user identification is disclosed, comprising the steps of: creating a first user identification; uniquely associating the user identification with the user; recording, using the identification device, an unknown user's head from a range of positions and using illumination in different wavelengths; retrieving a second user identification; and comparing, using the identification device, the second user identification against the recording of the unknown user's head and a plurality of measured movements of the unknown user's head and hand to identify the unknown user.