The research on data flow technology in computer network security monitoring

With the rapid development of computer technology and application of Internet is becoming more and more widely, the Internet plays a more and more important role in people´s life. At the same time, all kinds of network security events emerge in endlessly, seriously threaten the application and development of the Internet. With the purpose of safety, network monitoring, have more and more important significance in the maintenance of normal efficiently network run, key facilities, information system security, etc.,. How to realize effective network transmission and efficient online analysis to a huge number of distributed network security monitoring data so as to provide further support for a variety of applications become a major challenge in the field of network security and data processing.