US Patent 10229255 User authentication

A system, method, and computer-readable storage device for receiving data representative of an input sample comprising a user's motion while entering information into a data input device, calculating a statistical summary of the input sample representative data, and comparing, using geometric and geospatial constructs, the calculated statistical summary of the input sample representative data to statistical summaries of representative data of previous input samples in a stored profile of a selected user to generate an indication whether the user is the selected user.