计算机网络信息安全中虚拟专用网络技术的应用

Application of Virtual Private Network Technology in Computer Network Information Security

为保障网络信息安全,介绍了虚拟专用网络技术及类型,包括身份认证技术、隧道技术、密钥管理技术、加密技术。分析了虚拟专用网络技术在总公司与分公司、企业网及远程员工中及企业间的应用。提出了有效应用虚拟专用网络技术的措施:加大VPN研发设计力度,提高VPN产品的优质性与安全性,强化用户安全意识,有效拓展安全防护范围,健全与优化网络架构。通过计算机网络单元的合理划分、用户权限的科学设置,实现计算机网络安全性的有效提升。

In order to guarantee the network information security,the study introduces the virtual private network technology and the types,including authentication,tunnelling,key management,and encryption technique;analyzes the application of virtual private network technology in central office and branch office,enterprise network,long-distance staff and enterprises.Countermeasures of effective application virtual private network are proposed,i.e.to increase VPN scientific research design,improve the high qualified and safety of VPN product,intensify user’s safety consciousness,effectively widen safety protection scope,and perfect and optimize network framework.Through the rational division and the scientific setting of users’right,we can effectively improve computer network safety.