Design And Implementation Of Public Security Network Based On PKI And VPN Technology

In recent years,various kinds of key business systems of public security network have provided information means for criminal investigation and fighting against illegal and criminal acts,which greatly improves the efficiency and quality of public security work.However,all kinds of security threats existed in public security network restrict the further development of application of public security information and it is inevitable to set up a network security model of public security network.This paper has analyzed various kinds of security problems and security demands faced by public security network,analyzed the main technical characteristics of VPN and PKI carefully,integrated PKI technology into VPN technology,designed a network security model of public security network based on VPN and PKI technology,deployed related technologies by starting from the network transformation in one police college and made analysis and demonstration in practicality,economy and security through pressure test and capture analysis.The network security model of public security network studied in this paper is of great significance for ensuring the integrity,confidentiality,availability and accessibility etc.of key business systems within public security network.Ensure the confidential data to be used legally,suitable to be used in municipal public security network or public security colleges and universities,save the cost and effectively prevent internal secret leakage intentionally or unintentionally.