网络安全-毕业论文

宿迁职业技术学院（骆马湖校区）毕业论文网络安全学院名称：宿迁职业技术学院（骆马湖校区）专业班级：计算机应用技术（3）班学生姓名：韩纯指导教师姓名：石学鹏2010年6月1目录引言..............................................................................................................................................................3第一章计算机网络安全的概述........................................................................................................41.1计算机网络安全的含义..................................................................................................................41.2计算机网络安全的理论基础........................................................................................................41.3计算机网络安全应具备的功能....................................................................................................51.4计算机网络安全现状......................................................................................................................6第二章计算机网络不安全因素........................................................................................................72.1计算机网络的脆弱性......................................................................................................................72.2操作系统存在的安全问题.............................................................................................................72.3数据库存储的内容存在的安全问题...........................................................................................92.4防火墙的脆弱性................................................................................................................................92.5其他方面的因素..............................................................................................................................10第三章网络系统安全综合解决措施............................................................................................113.1物理安全.............................................................................................................................................113.2访问控制安全...................................................................................................................................113.3数据传输安全...................................................................................................................................12第四章计算机网络安全的对策......................................................................................................144.1技术层面对策..................................................................................................................................144.2管理层面对策..................................................................................................................................144.3物理安全层面对策.........................................................................................................................15第五章安全审计及安全管理制度.................................................................................................175.1安全审计...........................................................................................................................................175.2信息安全策略..................................................................................................................................195.3信息安全教育..................................................................................................................................19结论....................................................................................................................................................................20致谢...............................................................................................................................................................21参考文献：....................................................................................................................................................222网络安全专业班级：07级计算机3班学生姓名：韩纯指导教师：石学鹏摘要：在计算机网络的飞速发展给人类社会带来巨大的便利的同时，网络安全问题变得日趋严重。网络已经无所不在的影响着社会的政治、经济、文化、军事、意识形态和社会生活等各个方面。同时在全球范围内，针对重要信息资源和网络基础设施的入侵行为和企图入侵行为的数量仍在持续不断增加，网络攻击与入侵行为对国家安全、经济和社会生活造成了极大的威胁。计算机病毒不断地通过网络产生和传播，计算机网络被不断地非法入侵，重要情报、资料被窃取，甚至造成网络系统的瘫痪等等，诸如此类的事件已给政府及企业造成了巨大的损失，甚至危害到国家的安全。网络安全已成为世界各国当今共同关注的焦点，网络安全的重要性是不言而喻的，当网络中的用户来自不同的阶层和部门时，大量在网络存储和传输的数据就需要保护。因此，本文将探讨网络安全的现状以及对目前计算机网络存在的安全隐患进行了分析，并探讨了针对计算机安全隐患的防范策略。关键词：网络安全措施对策Abstract:Withthepopularityofcomputernetworkinhumanlifefield,theattackingmattersaimedatcomputernetworkhavealsoincreased.Networkhasomnipresentimpactsforvariousfieldslikepolitics,economy,culture,militaryaffairs,ideologyandsociallives,etc.Simultaneously,inglobalrange,theamountofinvasionandinvasionattemptingaffairsthataimedatimportantresourceandnetworkbasicequipmentshaskeptincreasing.Thenetworkattackingandinvasionhavesignificantthreatonnationalsecurity,economyandsociallives.Computervirushavebeenproducedandspreadceaselessly;computernetworkhasbeeninvadedillegally;importantinformationanddatahavebeenstolenandevennetworksystemhasbeencrashed.Sucheventshavecausedenormousdamagesforgovernmentsandenterprises,sometimesfornationalsecurity.Therefore,networksecurityhasbeenthefocusofeverycountryintheworldanditsimportanceisself-evidenced.Hence,itiscomp