Research on Computer Network Information Technology Security and the Preventive Measures

With the progress of science and technology, computer technology has penetrated into all aspects of social life, has been popularized in the whole society. However, due to the characteristics and defects of the computer network, and other factors, the computer network information security issues have begun to attract widespread attention. This paper mainly analyses the meaning and way of computer network computer network information arrangement, analyzes the existing main problems of network information, the network information security to prevent relevant countermeasures to improve network security, improve the network information system.