From the large-scale outbreak of the blackmail virus WannaCry last year to the recent Cisco vulnerability involving two hundred thousand router switches in the world, more and more security events are refreshing the public's awareness of and attention to the security of the network. In April 2017, China formally promulgated the "network security law", so the network information security has finally been effectively guaranteed from the legal level. At the same time, for enterprises, it is also faced with more stringent requirements for information security and use of norms. At the end of March, the Shanghai Information Network Security Management Association and the Shanghai network game industry association jointly organized the game industry information system level protection rating, evaluation and guidance training conference, and clearly required all registered subjects in Shanghai's network game operation platform to complete the information system classification before April 15th. And complete the gap in October 1st before the rectification, security evaluation, get the registration certificate. This is a key concern for security issues.