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AnhuiVocactional&TechnicalCollegeofIndustry&Trade毕业论文校园网络安全问题及对策Thecampusnetworksecurityproblemsandcountermeasures所在系院：计算机信息工程系专业班级：计算机应用技术三班学生学号：2014030333学生姓名：郑岩指导教师：贺继东年月日安徽工贸职业技术学院毕业设计（论文）I摘要网络安全的本质是网络信息的安全性，包括信息的保密性、完整性、可用性、真实性、可控性等几个方面，它通过网络信息的存储、传输和使用过程体现。校园网络安全管理是在防病毒软件、防火墙或智能网关等构成的防御体系下，对于防止来自校园网外的攻击。防火墙，则是内外网之间一道牢固的安全屏障。安全管理是保证网络安全的基础，安全技术是配合安全管理的辅助措施。学校建立了一套校园网络安全系统是必要的。本文从对校园网的现状分析了可能面临的威胁，从计算机的安全策略找出解决方案既用校园网络安全管理加防火墙加设计的校园网络安全系统。通过以下三个步骤来完成校园网络安全系统：1、建设规划；2、技术支持；3、组建方案。关键词：网络；安全；设计安徽工贸职业技术学院毕业设计（论文）IIABSTRACTNetworksecurityistheessenceofthesafetyofnetworkinformation,includinginformationofconfidentiality,integrity,andavailability,authenticityandcontrollableetc,itisthroughthenetworkinformationstorage,transportanduseprocess.Campusnetworksecuritymanagementisinanti-virussoftware,afirewallorintelligencegateway,etc,thedefensesystemtopreventfromoutsidethecampus.Afirewallisafirmbetweeninnerandouternetsecuritybarrier.Safetymanagementisthebasisofnetworksecurityandsafetytechnologyistheauxiliarymeasureswithsafetymanagement.Theschoolhasestablishedasetofcampusnetworksecuritysystemisnecessary.Basedontheanalysisofthestatusofthenetworkcouldfacethreats,fromthecomputersecuritystrategytofindsolutionsinthecampusnetworksecuritymanagementisdesignedwiththecampusnetworkfirewallsecuritysystem.Throughthreestepstocompletethecampusnetworksecuritysystem:1,theconstructionplan.2andtechnicalsupport.3andconstructionscheme.Keyword:Network,Safe；Design安徽工贸职业技术学院毕业设计（论文）III目录摘要...............................................................I关键词：............................................................IABSTRACT...........................................................IIKeyword:...........................................................II引言...............................................................V第一章校园网络安全.................................................11.1校园网概述.................................................11.2校园网络安全概述...........................................11.3校园网络安全现状分析.......................................21.4校园网络安全威胁...........................................41.4.1计算机病毒.............................................41.4.2网络攻击校园网面临的另一个安全威胁就是网络攻击。.......51.4.3存在的安全隐患。.......................................7第二章校园网络安全策略.............................................92.1校园网安全管理.............................................92.2校园网网络安全方案..........................................102.2.1事前的身份认证..................................................................................................102.2.3事后的完整统计..................................................................................................11第三章校园网络安全系统设计.................................................................................133.1校园网建设需求分析............................................................................................133.1.1需求分析...........................................................................................................133.1.2关键设备...........................................................................................................143.1.3校园网网络拓扑结构.......................................................................................153.2技术方案...................................................................................................................163.2.1校园网的建设规划...........................................................................................163.2.2组网技术.........................................................................................................203.2.3网络操作系统...................................................................................................233.2.4Internet接入技术........................................................................................233.2.5防火墙技术.......................................................................................................23第四章建网方案..............................................................................................................254.1网络组成.....................................................................................................................254.1.1网络主干.............................................................................................................254.1.2网络中心.............................................................................................................254.1.3计算机教室.........................................................................................................254.1.4教师备课机房.....................................................................................................264.1.5图书馆系统.........................................................................................................26安徽工贸职业技术学院毕业设计（论文）IV4.1.6多媒体综合教室.................................................................................................264.1.7校长办公室及其它相关处室.............................................................................274.2虚拟网设计..................................................................................