A biometric analyzer, including a biometric generator, receiving user input in conformance with a layout of keys, and generating therefrom time series, over a period of time, of touch location, touch timing and touch pressure data, for transmission as a data stream to a biometric identifier, wherein the time series of touch timing data includes a series of times at which keys are depressed and times at which the depressed keys are released, and wherein the time series of touch pressure data includes a series of pressure magnitudes, and a biometric identifier, receiving the time series from the biometric generator, deriving a biometric template of the user therefrom, and subsequently when the user tries to access a system using a keyboard, identifying the user based on his biometric template, and granting or restricting the user's access to the system, based on his biometric template.