There are two types of this method of security. They are static and dynamic recognition. In static, the user will write on a piece of paper, scan it with a camera, and the computer will analyze the shape and pattern of the handwriting. In Signature Dynamics, the user need to write on a tablet, and the computer will measure the: pressure, stroke and coordinates of the handwriting, and both types check there is a similar handwriting style in the database, and the computer decide either to allow or not allow the user to perform a particular task.