... company field staff can transmit handwritten information via a mobile device - no matter where they happen to be. To do this, they need a specially screened paper and a digital pen (pictured) that captures the signature dynamics - the biometric data from the writing process, pressure and speed - and securely transmits it to a smartphone or tablet. From the user's point of view, the process allows them to continue using the familiar signature on paper as the "user interface", while all subsequent steps can be transferred to the digital world in a legally secure manner without any special effort.