This paper mainly studies and analyzes the advanced threat of internet and the original traffic analysis methods and technologies

expounds the current situation and main technical means of the research in this area

and explains that the key and difficult point of the research on the advanced threat of internet is mainly the effective use of analysis methods. This paper studies a new and typical internet threat analysis system

which collects and monitors the original traffic

deeply restores

stores

queries and analyzes the traffic information

finds out the specific causes and possible risks of network security events

and puts forward a new solution to the early warning and prevention of major internet security threats. There are technological and conceptual innovations in the network security of important information systems.