JERAJournal of Electronic Research and Application2208-35022208-3510Bio-Byword Scientific Publishing Pty. Ltd.10.26689/jera.v1i3.169Articlehttps://artdesignp.com/journal/JERA/1/3/10.26689/jera.v1i3.169DiYang2017132017-11-30The development of information technology has made computer network widely used in various fields in the society. Computer network has made an important impact on social production and people’s life. However, the security vulnerabilities of computer networkhave seriously  threatened the security of computer network and even become timed bombs for the society. In this paper, the author mainly studies the impact of computer application technology on enterprise informationization.