由于计算机自身硬件配置、网络木马程序、可植入病毒、非法授权访问等因素的影响,计算机网络安全受到严重的威胁。要想保证计算机网络的安全,必须要有效运用网络安全技术保障措施,从而增强计算机网络信息的安全,提高网络安全管理的水平与效率。应用网络安全技术能够有效保障网络信息的安全,其在计算机网络信息安全方面将会成为研究的重点。 Due to the computer’s own hardware configuration, network Trojans, implantable viruses, unauthorized access and other factors, the computer network security is a serious threat. In order to ensure the safety of computer networks, we must make effective use of network security technology to safeguard measures to enhance the security of computer network information and improve the level and efficiency of network security management. Application of network security technology can effectively protect the security of network information, which will become the focus of research in information security of computer network.