工信版(中职)计算机英语(第二版)课件-Unit 12 What Is Network Security电子课件.ppt
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1、YCF(中职)计算机英语(第二版)课件-Unit 12 What Is Network Security电子课件返回ProjectThree:ComputerNetwork复习提问复习提问请说出下列专业术语的中文意思请说出下列专业术语的中文意思:1licenselaisns2portp:t3downloaddaunlud4wallpaperw:lpeip5folderfuld答案:答案:1许可;批准。许可;批准。2端口。端口。3 计计下载。下载。4墙纸。墙纸。5文件夹文件夹。2Project Three:Computer Network Unit 12 What Is Network Secu
2、rity?主讲:XX老师本课件配套教材:计算机英语(第二版)苏兵返回ProjectThree:ComputerNetwork学习内容学习内容Text:What Is Network Security?Practical Writing:面试常见的面试常见的10个问题个问题 DIY:Smartphone SecurityGrammar Focus:时态(二)时态(二)Exploration Reading:Computer Network Professionals Work 小结本单元及布置课后作业小结本单元及布置课后作业导学新课导学新课4返回ProjectThree:ComputerNetw
3、ork导学新课导学新课【学习目标学习目标】-P1471.能读懂关于网络安全的英语说明文。2.能用英语简要地写出面试常见的10个问题的答案。3.能阅读关于智能手机安全的英语短文,并能DIY处理之。4.了解英语时态的使用。5.能阅读介绍计算机网络专家的工作的英语短文。6.了解未来的计算机网络。【学习难点学习难点】读懂课文中网络安全是如何运作的段落。5返回ProjectThree:ComputerNetwork导学新课导学新课【导学新课导学新课】根据导学图的提示或你的经验,你如何个人电脑的网络安全?6返回ProjectThree:ComputerNetworkText:What Is Network
4、 Security?学习生词学习生词-P1481networksecurity网络安全2protectprtektvt.保护3businessbenefits商业效益4partnerpa:tnn.合伙人;伙伴5besufficientto足以6sophisticatedsfistikeitidadj.复杂的7referto参考;涉及8activityktivitin.活动9usability,ju:zbiltin.可用性7返回ProjectThree:ComputerNetworkText:What Is Network Security?10reliabilityri,laibiltin.可
5、靠性11integrityintegritin.完整性12safetyseiftin.安全性13datadeitn.数据14effectiveifektivadj.有效的15targetta:gitn.目标16threatretn.威胁17wormw:mn.蠕虫18Trojanhorse特洛伊木马19spywarespaiwn.间谍软件;后门程式20adwaredwn.广告程序8返回ProjectThree:ComputerNetworkText:What Is Network Security?21denialofserviceattack拒绝服务攻击;阻断服务攻击22interceptio
6、n,intsepnn.拦截;窃听23thefteftn.盗窃;偷24indentifytheft身份盗窃25solutionslu:nn.解决方案26multiplelayers多层27failfeilvi.失败28accomplishkmplivt.实现;完成29constantlykstntliadv.不断地30updatepdeitv.更新31emergeim:dvi.浮现;暴露9返回ProjectThree:ComputerNetworkText:What Is Network Security?32consistof由组成33componentkmpunntn.部件;成份34idea
7、llyaidiliadv.理想地35minimizeminimaizvt.使减到最少36maintenancemeintnnsn.维护,维修37anti-virus,ntivairsn.防病毒38firewallfaiwln.防火墙39blockblkvt.阻止;限制40IPS网络入侵防御系统41VPNs虚拟专用网42remoteaccess远程访问10返回ProjectThree:ComputerNetworkText:What Is Network Security?43inplace适当;在恰当的位置44experienceikspirinsn.经历;体验45disruptiondisr
8、pnn.破坏;毁坏46employeeemplii:n.雇员;员工47productiveprdktivadj.生产的48mandatoryregulatorycompliance强制性的法规遵从性49legalaction法律诉讼50ultimatelyltimtliadv.最后;根本51reputationrepjuteinn.名声;声望11返回ProjectThree:ComputerNetworkText:What Is Network Security?Exercises In Class-P1511单词训练:请将左边的单词序号填到右边其相应的中文意思前单词训练:请将左边的单词序号填
9、到右边其相应的中文意思前.8 106514372912返回ProjectThree:ComputerNetworkText:What Is Network Security?学习课文学习课文-P148(通译全文,分析难句)P148 倒数第倒数第6行:行:Effective network security targets a variety of threats and stops them from entering or spreading on your network(Fig 12.1).1、知识点:avarietyof种种;各种各样的例句:Thedepartmentstorecarr
10、iesavarietyofleathershoes.这家百货商店经售各种皮鞋。2、翻译:有效的网络安全把各种威胁和阻止他们进入或在你的网络中传播作为目标(图12.1)。13返回ProjectThree:ComputerNetworkText:What Is Network Security?Fig 12.1 Planning the Network Infrastructure14返回ProjectThree:ComputerNetworkText:What Is Network Security?P149 第第3行:行:Viruses,worms,and Trojan horsesSpywa
11、re and adwareZero-day attacks,also called zero-hour attacksHacker attacksDenial of service attacks(Fig 12.2)Data interception and theftIdentity theft翻译:病毒、蠕虫和特洛伊木马间谍软件和广告软件零日攻击,也称为零时攻击黑客攻击拒绝服务攻击(图12.2)数据拦截和盗窃身份盗窃15返回ProjectThree:ComputerNetworkText:What Is Network Security?Fig 12.2 DoS Attack16返回Pro
12、jectThree:ComputerNetworkText:What Is Network Security?P149 倒数第倒数第5行:行:Network security components often include(Fig 12.3):Anti-virus and anti-spywareFirewall,to block unauthorized access to your networkIntrusion prevention systems(IPS),to identify fast-spreading threats,such as zero-day or zero-hou
13、r attacksVirtual Private Networks(VPNs),to provide secure remote access翻译:网络安全组件通常包括(图12.3):防病毒和反间谍软件防火墙,阻止未经授权的访问你的网络网络入侵系统(IPS)行为识别的威胁,如零日或零时攻击虚拟私有网络(vpn),提供安全的远程访问17返回ProjectThree:ComputerNetworkText:What Is Network Security?Fig 12.3 Defence-In-Depth18返回ProjectThree:ComputerNetworkText:What Is Ne
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