The Application of Ring Signature in E-Signature System

With the rapid development of E-commerce and E-government activities, the electronic signature has widely been used in different kinds of fields. In effect, electronic signature is an E-signature calculation. The traditional electronic signature system is adopted the person, one sign approach to achieve the authentication of the signatory's identity. But, this method cannot improve the efficiency of the signature, and hidden the dangers of breach of privilege. Based on design principle and key technology of the traditional electronic signature, and analysis its security bugs, present the application of ring signature in electronic signature system, and discuss its security.