The Cybersecurity Law stipulates that the state implements a network security level protection system, marking the rise from the 1994 State Council regulations (State Council Decree No. 147) to national law; marking the national implementation of more than a decade of information security level protection system to enter the 2.0 stage; marking the protection of national critical information infrastructure security as the focus of the network security level protection system in accordance with the law The network security level protection system focuses on protecting the security of the nation's critical information infrastructures. The network security level protection system is the basic system of national network security, the basic national policy (level protection 2.0).

Network security level protection is a basic state policy that the CPC Central Committee and the State Council have decided to implement in the field of network security. Led by the Ministry of Public Security, after more than a decade of exploration and practice, the policy and standard system of network security level protection has been basically formed and has been fully implemented nationwide.

The network security level protection system is the basic system for national network security work, a major measure to realize the state's key protection of important networks, information systems, and data resources, and an important means of safeguarding the country's critical information infrastructure. The core content of the network security level protection system is: the state to formulate unified policies and standards; units and departments to carry out level protection work in accordance with the law; the relevant functional departments to implement supervision and management of network security level protection work.

The network security level protection system is the basic system of national network security in the new era, the basic national policy, we will build a new network security level protection law and policy system, a new standard system, a new technical support system, a new talent team system, a new education and training system and a new security system.