The advanced electronic signature is a technologically neutral signature which therefore does not refer to the technology used. At present, especially in the banking sector, the graphometric signature is used as an advanced electronic signature “, affixed to a particular tablet with a special pen suitable for memorizing some biometric characteristics, such as: signature speed, pressure, acceleration. At the European level, the electronic signature system can be traced back to Directive 1999/93 / EC, Directive of the European Parliament and of the Council on a Community framework for electronic signatures. Published in the G.U.C.E. January 19, 2000, Law 13, entered into force on January 19, 2000. Of particular importance is Article 5 of the Directive, which provides for the obligations of the Member States relating to both “advanced electronic signatures based on a qualified the creation of a secure signature “and other signature systems (which today are generically called weak or simple).