With the rapid progress of network technology, people gradually increase the coverage of the network. Network technology integration in all aspects of people’s lives. Information has become everyone’s important property. Many schools begin to pay attention to information security. In this process, people found some main measures of network security protection[5]. The application of campus security information protection based on virtual private network technology has become a hot topic of experts. This paper describes the characteristics of virtual private network. Finally, this paper puts forward some suggestions on campus information protection.
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