TAOBiometric is a technology that captures biometric data during the handwritten signature on electronic devices. Biometrics is the study for the automatic recognition of human unique, based on one or more behavioral traits or intrinsic characteristics. The biometric data captured during the signing process are the pen pressure, the writing speed and acceleration. The biometric signature module, especially designed to replace the handwritten signature on paper documents by citizens in their face relationship with a Public Administration, can apply this technology to circuits within the ERP firm TAO 2.0