The measures for network security review, revised by the state network information office, the national development and Reform Commission and other 13 departments, came into force today (15th). Li Xueying, member of the National Information Security Standardization Technical Committee: the revised measures not only increase the operators of network platforms, but also add a number of provisions related to data security. They pay more attention to data security, cover a wider range of objects and quantify the review indicators. Experts said that the "measures" include the situations that the data processing activities carried out by network platform operators affect or may affect national security into the network security review, and it is clear that network platform operators who have personal information of more than 1 million users must apply for network security review to the Network Security Review Office for listing abroad. Fan yuan, member of the Standing Committee of the Security Committee of the Chinese Computer Society: there may be three situations in applying for network security review: first, there is no need for review; Second, after starting the review, if it is judged that it will not affect national security, it can continue the listing procedure abroad; Third, after starting the review, those judged to affect national security are not allowed to be listed abroad. The measures require that key information infrastructure operators who purchase network products and services should predict the possible national security risks after the products and services are put into use. If it affects or may affect national security, it shall report to the Network Security Review Office for network security review. Huang Min, member of the National Information Security Standardization Technical Committee: data security has become an important part of national security. We need to focus on preventing the risks of key information infrastructure, core data, important data or a large amount of personal information being affected, controlled and maliciously used by foreign governments, as well as the impact of supply interruption on energy, transportation, water conservancy National Defense Science and technology and other national key information infrastructure. (outlook new era)