计算机网络安全现状的分析与对策
摘 要：近年来我国计算机网络应用发展迅速，已经遍布经济、文化、科研、军事、教育和社
会生活等各个领域，由此网络安全问题成了新的热点。计算机网络安全问题，直接关系到一个国
家的政治、军事、经济等领域的安全和稳定。针对计算机网络系统存在的安全性和可靠性问题，
从网络安全内容、网络安全的威胁、解决措施等方面提出一些见解。因此，提高对网络安全重要
性的认识，增强防范意识，强化防范措施，是保证信息产业持续稳定发展的重要保证和前提条件。
关键词：计算机网络；网络安全；防火墙
Abstract
Abstract
AAbbssttrraacctt At present, the application of computer network in China's rapid development
：
has been all over the economic, cultural, scientific research, military, education and social
life, in various fields,thus network security has become a new hot spot for the existence of
computer network system security and reliability issues.Aiming at the problems exists in
computer network system about the security and reliability, puts forward some ideas and
elaborates in details from the concent and threats of network security and solutions, so as to
enable the users on the computer network enhancing their awareness of security.The
computer network security problem, directly relates to domain the and so on a national
politics, military, economy security and the stability. Therefore, enhances to the network
security important understanding,enhancement guard consciousness, the strengthened
guard measure, is guaranteed the information industries continues the important guarantee
andtheprerequisitewhich stablydevelops.
Keywords
Keywords
KKeeyywwoorrddss：ComputerNetwork；Network security；firewall
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计算机网络安全现状的分析与对策
计算机网络安全现状的分析与对策
计计算算机机网网络络安安全全现现状状的的分分析析与与对对策策
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1 引 言11
1.1 概述1
1.2 计算机网络安全的研究目的、意义和背景2
1.3 计算机网络安全的定义2
