Internet real name system provides a legal approach to solving the problems arising from Internet activities. The development of Internet industries requires respect for individual rights as well as a secure and trustworthy legal environment. Therefore，the scope of application of the Internet real name system should be clearly defined in light of disparate layers of Internet activities and the feasibility of real name verification. While implementing the Internet real name system in certain areas of Internet application，a comprehensive data protection system should be established to ensure that no individual right is infringed up by such system.