《信息技術(shù)》課件-模塊七 網(wǎng)絡(luò)技術(shù)與信息安全

網(wǎng)絡(luò)技術(shù)與網(wǎng)絡(luò)構(gòu)建NetworkTechnologyandNetworkConstruction信息技術(shù)信息技術(shù)informationtechnologyInformationTechnology全局性O(shè)verall戰(zhàn)略性Strategic革命性Revolutionarycharacter互聯(lián)網(wǎng)為代表的網(wǎng)絡(luò)信息技術(shù)成為創(chuàng)新驅(qū)動(dòng)發(fā)展先導(dǎo)力量，推動(dòng)社會(huì)生產(chǎn)力產(chǎn)生質(zhì)的飛躍ThenetworkinformationtechnologyrepresentedbytheInternethasbecometheleadingforceforinnovationdrivendevelopmentandhaspromotedthequalitativeleapofsocialproductivity學(xué)校教育Schooleducation樹立正確的網(wǎng)絡(luò)安全觀Establishingthecorrectconceptofnetworksecurity貫徹網(wǎng)絡(luò)強(qiáng)國重要思想ImplementingtheImportantThoughtofBuildingaStrongCyberspaceNation網(wǎng)絡(luò)安全人才全方位培養(yǎng)Comprehensivecultivationofcybersecuritytalents樹立網(wǎng)絡(luò)安全意識Establishawarenessofnetworksecurity職業(yè)院校學(xué)生Vocationalcollegestudents做好自身網(wǎng)絡(luò)信息防護(hù)Takegoodcareofyourownnetworkinformationprotection維護(hù)國家信息安全Maintainnationalinformationsecurity19世紀(jì)90年代中期發(fā)展起來的新技術(shù)Newtechnologiesdevelopedinthemid-1990s互聯(lián)網(wǎng)分散資源融為有機(jī)整體Internetdecentralizedresourcesintoanorganicwhole全面共享Comprehensivesharing有機(jī)協(xié)作Organiccollaboration使用資源的整體能力并按需獲取信息Theoverallabilitytoutilizeresourcesandobtaininformationasneeded網(wǎng)絡(luò)技術(shù)Networktechnique一高性能計(jì)算機(jī)High-performancecomputer信息資源Informationresources存儲資源Storageresources知識資源Knowledgeresources數(shù)據(jù)資源Dataresources專家資源Expertresources大型數(shù)據(jù)庫Largedatabases網(wǎng)絡(luò)Network傳感器Sensor資源Resources信息共享Informationsharing互聯(lián)網(wǎng)發(fā)展的第三階段ThethirdstageofInternetdevelopment信息共享Informationsharing互聯(lián)網(wǎng)發(fā)展的第三階段ThethirdstageofInternetdevelopment地區(qū)性的網(wǎng)絡(luò)Regionalnetwork企事業(yè)內(nèi)部網(wǎng)絡(luò)Internalnetworkofenterprisesandinstitutions局域網(wǎng)網(wǎng)絡(luò)LocalAreaNetwork家庭網(wǎng)絡(luò)Homenetwork個(gè)人網(wǎng)絡(luò)Personalnetwork20世紀(jì)90年代初第71個(gè)國家入因特網(wǎng)71stcountrytoaccesstheInternetintheearly1990s中國公用計(jì)算機(jī)互聯(lián)網(wǎng)（ChinaNet）ChinaPublicComputerInternet（ChinaNet）中國教育科研計(jì)算機(jī)網(wǎng)（CERNET）ChinaEducationResearchNetwork(CERNET)微機(jī)Microcomputer調(diào)制解調(diào)器Modem國內(nèi)直撥電話Domesticdirectdialtelephone方便享受因特網(wǎng)的資源Convenientaccesstointernetresources因特網(wǎng)“爬”入普通人家原因之一OneofthereasonswhytheInternet"crawls"intoordinaryhouseholds因特網(wǎng)友好的用戶界面Internetfriendlyuserinterface豐富的信息資源Richinformationresources原因二Reason2貼近生活的人情化感受Ahumanizedfeelingthatisclosetolife應(yīng)用自如Applyfreely大飽眼福Greatfeastfortheeyes工作Work學(xué)習(xí)Study生活Life“足不出戶，可成就天下事，瀟灑做當(dāng)代人”Withoutleavinghome,onecanachievegreatthingsintheworldandbecomeamodernpersonwithease網(wǎng)絡(luò)神奇作用吸引用戶Thenetworkresilienceisfacingaseveretest網(wǎng)絡(luò)承受能力面臨嚴(yán)峻考驗(yàn)Themagicaleffectoftheinternetattractsusers硬件Hardware軟件Software所用標(biāo)準(zhǔn)Standardsused網(wǎng)絡(luò)神奇作用吸引用戶網(wǎng)絡(luò)承受能力面臨嚴(yán)峻考驗(yàn)硬件軟件所用標(biāo)準(zhǔn)適應(yīng)時(shí)勢Adapttothecurrentsituation對應(yīng)發(fā)展Correspondingdevelopment網(wǎng)絡(luò)催化劑Networkcatalyst因特網(wǎng)負(fù)擔(dān)眾多用戶參與TheInternetisburdenedwiththeparticipationofnumeroususers網(wǎng)絡(luò)技術(shù)成長的相當(dāng)成熟Thegrowthofnetworktechnologyisquitemature新名詞Newterms新概念Newconcept新名詞新概念因特網(wǎng)負(fù)擔(dān)眾多用戶參與TheInternetisburdenedwiththeparticipationofnumeroususers網(wǎng)絡(luò)技術(shù)成長的相當(dāng)成熟Thegrowthofnetworktechnologyisquitemature新紀(jì)元的開始Thebeginningofanewera網(wǎng)絡(luò)構(gòu)建Networkconstruction01如何構(gòu)建網(wǎng)絡(luò)？Howtobuildanetwork?網(wǎng)絡(luò)構(gòu)建必備知識Essentialknowledgefornetworkconstruction網(wǎng)絡(luò)構(gòu)建操作技能Networkconstructionoperationskills網(wǎng)絡(luò)互聯(lián)常用設(shè)備Commonlyuseddevicesfornetworkinterconnection01調(diào)制解調(diào)器Modem02集線器Hub03交換機(jī)Switch04路由器Router網(wǎng)絡(luò)互聯(lián)常用設(shè)備Commonlyuseddevicesfornetworkinterconnection01調(diào)制解調(diào)器Modem02集線器Hub03交換機(jī)Switch04路由器Router信號轉(zhuǎn)換設(shè)備Signalconversionequipment調(diào)制解調(diào)器將基帶數(shù)字信號的波形變換成適合于模擬信道傳輸?shù)牟ㄐ危ㄟ@并不會(huì)改變數(shù)據(jù)的內(nèi)容）Themodemconvertsthewaveformofthebasebanddigitalsignalintoawaveformsuitableforanalogchanneltransmission(thisdoesnotchangethecontentofthedata)發(fā)送數(shù)字信號Sendingdigitalsignals相反過程，將經(jīng)過調(diào)制解調(diào)器變換所形成的模擬信號恢復(fù)成原來的數(shù)字信號Intheoppositeprocess,theanalogsignalformedbythemodemconversionisrestoredtoitsoriginaldigitalsignal接收數(shù)字信號Receivedigitalsignals調(diào)制解調(diào)器Modem網(wǎng)絡(luò)互聯(lián)常用設(shè)備Commonlyuseddevicesfornetworkinterconnection01調(diào)制解調(diào)器Modem02集線器Hub03交換機(jī)Switch04路由器Router特殊的中繼器Specialrepeater集線器Hub集線器級聯(lián)起來作網(wǎng)段轉(zhuǎn)接設(shè)備Cascadinghubsasnetworksegmentswitchingdevices將網(wǎng)絡(luò)功能集成于其中Integratenetworkfunctionsintoit網(wǎng)絡(luò)交換技術(shù)的發(fā)展TheDevelopmentofNetworkSwitchingTechnology集線器被交換機(jī)所取代Hubsreplacedbyswitches網(wǎng)絡(luò)互聯(lián)常用設(shè)備Commonlyuseddevicesfornetworkinterconnection01調(diào)制解調(diào)器Modem02集線器Hub03交換機(jī)Switch04路由器Router使用硬件Usinghardware過濾數(shù)據(jù)幀F(xiàn)ilterdataframes學(xué)習(xí)數(shù)據(jù)幀Learningdataframes轉(zhuǎn)發(fā)數(shù)據(jù)幀F(xiàn)orwardingdataframes以太網(wǎng)交換機(jī)EthernetswitchATM網(wǎng)交換機(jī)ATMnetworkswitch電話網(wǎng)程控交換機(jī)Telephonenetworkprogram-controlledswitch注：ATM是異步傳輸模式網(wǎng)絡(luò)互聯(lián)常用設(shè)備Commonlyuseddevicesfornetworkinterconnection01調(diào)制解調(diào)器Modem02集線器Hub03交換機(jī)Switch04路由器Router連接多個(gè)分開的網(wǎng)絡(luò)Connectmultipleseparatenetworks指一個(gè)單獨(dú)的網(wǎng)絡(luò)或一個(gè)子網(wǎng)絡(luò)，當(dāng)數(shù)據(jù)從一個(gè)子網(wǎng)絡(luò)傳輸?shù)搅硪粋€(gè)網(wǎng)時(shí)，可通過路由器來完成Referstoaseparatenetworkorasubnetwork,wheredatacanbetransmittedfromonesubnetworktoanotherthrougharouter邏輯網(wǎng)絡(luò)Logicalnetwork網(wǎng)絡(luò)連接networkconnections數(shù)據(jù)包轉(zhuǎn)發(fā)Packetforwarding路由信息維護(hù)Routinginformationmaintenance管理控制managementcontrol連接多個(gè)分開的網(wǎng)絡(luò)Connectmultipleseparatenetworks連接兩個(gè)局域網(wǎng)Connecttwolocalareanetworks連接局域網(wǎng)與廣域網(wǎng)ConnectLANandWAN連接廣域網(wǎng)與廣域網(wǎng)Connectwideareanetworkandwideareanetwork網(wǎng)絡(luò)技術(shù)與網(wǎng)絡(luò)構(gòu)建Networktechnologyandnetworkconstruction觀察校園尋找常見網(wǎng)絡(luò)設(shè)備Observethecampusandsearchforcommonnetworkdevices對其性能進(jìn)行歸納整理Summarizeandorganizeitsperformance因特網(wǎng)及應(yīng)用Internetandapplications信息技術(shù)信息技術(shù)informationtechnologyInformationTechnology三個(gè)方面的因特網(wǎng)應(yīng)用Threeaspectsofinternetapplications因特網(wǎng)Internet實(shí)例任務(wù)Exampletask公司購入電腦并發(fā)給員工，電腦已預(yù)裝Windows10（微軟操作系統(tǒng)），公司信息中心在為員工配置電腦、安裝網(wǎng)絡(luò)等Thecompanypurchasedcomputersanddistributedthemtoemployees.ThecomputersarepreinstalledwithWindows10(Microsoftoperatingsystem),andthecompany'sinformationcenterisconfiguringcomputersandinstallingnetworksforemployees自己動(dòng)手進(jìn)行網(wǎng)絡(luò)設(shè)置DIYnetworksettings連接因特網(wǎng)ConnecttotheInternet瀏覽新聞BrowseNews網(wǎng)上沖浪Surfingtheinternet收發(fā)郵件Sendingandreceivingemails收發(fā)文件Sendingandreceivingfiles如何完成設(shè)置？Howtocompletethesetup?任務(wù)分析Taskanalysis主要涉及三個(gè)方面的因特網(wǎng)應(yīng)用Mainlyinvolvingthreeaspectsofinternetapplications接入因特網(wǎng)如：使用ADSL（數(shù)字用戶線路）接入因特網(wǎng)、局域網(wǎng)接入因特網(wǎng)以及無線接入因特網(wǎng)AccessingtheInternet,suchasusingADSL(DigitalUserLine)toaccesstheInternet,LANtoaccesstheInternet,andwirelesstoaccesstheInternet1瀏覽器的使用如：瀏覽器安裝和設(shè)置Theuseofbrowsers,suchasbrowserinstallationandsettings2因特網(wǎng)的應(yīng)用如：下載文件、搜索信息、申請郵箱、使用電子郵件系統(tǒng)等，為實(shí)現(xiàn)信息交流TheapplicationsoftheInternet,suchasdownloadingfiles,searchingforinformation,applyingforemailaddresses,usingemailsystems,etc.,areusedtoachieveinformationexchange301認(rèn)識因特網(wǎng)UnderstandingtheInternet02網(wǎng)絡(luò)應(yīng)用Networkapplication01認(rèn)識因特網(wǎng)UnderstandingtheInternet02網(wǎng)絡(luò)應(yīng)用Networkapplication高級研究計(jì)劃局1968年研制計(jì)算機(jī)實(shí)驗(yàn)網(wǎng)ARPANETTheAdvancedResearchProjectsAgencydevelopedtheARPANETcomputerexperimentalnetworkin1968因特網(wǎng)Internet最大計(jì)算機(jī)網(wǎng)絡(luò)MaximumcomputernetworkARPANET建網(wǎng)初衷TheoriginalintentionofbuildingARPANETnetwork幫助研究人員通過計(jì)算機(jī)交換信息，設(shè)計(jì)與實(shí)現(xiàn)是基于這一主導(dǎo)思想：網(wǎng)絡(luò)要能經(jīng)得住敵陣的考驗(yàn)而維持正常工作，當(dāng)網(wǎng)絡(luò)的一部分因受攻擊而失去作用時(shí)，網(wǎng)絡(luò)的其他部分仍能維持正常通信Thedesignandimplementationofhelpingresearchersexchangeinformationthroughcomputersisbasedonthedominantideathatnetworksmustbeabletowithstandthetestofenemylinesandmaintainnormaloperation.Whenapartofthenetworklosesitseffectivenessduetoanattack,otherpartsofthenetworkcanstillmaintainnormalcommunication第一階段PhaseOne01美國國家科學(xué)基金（NSF）NationalScienceFoundation(NSF)oftheUnitedStates1985年組建第一個(gè)計(jì)算機(jī)網(wǎng)絡(luò)（NSFnet）Thefirstcomputernetwork(NSFnet)wasestablishedin1985TCP/IP（傳輸控制協(xié)議）不斷完善TCP/IP(TransmissionControlProtocol)isconstantlyimproving1986年NSFnet取代ARPANET成為早期因特網(wǎng)的骨干網(wǎng)In1986,NSFnetreplacedARPANETasthebackbonenetworkoftheearlyInternet第二階段Phasetow021991年數(shù)據(jù)業(yè)務(wù)量大增In1991,therewasasignificantincreaseindatabusinessvolume骨干網(wǎng)負(fù)荷過大ExcessiveloadonthebackbonenetworkNSFnet升級為45Mbit/s鏈路NSFnetupgradedtoa45Mbit/slink20世紀(jì)90年代早期的NSFnetNSFnetintheearly1990s教育Education研究Research政府部門骨干網(wǎng)用于面向具體任務(wù)Thebackbonenetworkofgovernmentdepartmentsisusedforspecifictasks第三階段PhaseThree03Sprint運(yùn)營商Sprintoperator通過網(wǎng)絡(luò)節(jié)點(diǎn)進(jìn)行連接ConnectthroughnetworknodesMCI運(yùn)營商MCIoperatorBBN運(yùn)營商BBNoperatorISP（網(wǎng)絡(luò)業(yè)務(wù)提供商）網(wǎng)絡(luò)結(jié)構(gòu)ISP(InternetServiceProvider)NetworkArchitectureNSFnet的核心網(wǎng)絡(luò)ThecorenetworkofNSFnetNSFnet網(wǎng)絡(luò)NSFnetnetwork最大計(jì)算機(jī)互聯(lián)網(wǎng)MaximumComputerInternetNSFnet網(wǎng)絡(luò)NSFnetNetwork多種多樣Various復(fù)雜多變Complexandever-changing易于擴(kuò)展Easytoexpand結(jié)構(gòu)開放OpenstructureICP（因特網(wǎng)內(nèi)容提供商）ICP(InternetContentProvider)ISP（因特網(wǎng)業(yè)務(wù)提供商）ISP(InternetServiceProvider)IDC（因特網(wǎng)數(shù)據(jù)中心）IDC(InternetDataCenter)通過電信網(wǎng)絡(luò)為承載網(wǎng)絡(luò)連接Connecttothecarriernetworkthroughatelecommunicationsnetwork結(jié)構(gòu)開放Openstructure因特網(wǎng)離不開電信網(wǎng)絡(luò)而獨(dú)立存在TheInternetcannotexistindependentlywithouttelecommunicationsnetworks因特網(wǎng)常見應(yīng)用有哪些？WhatarethecommonapplicationsoftheInternet?01認(rèn)識因特網(wǎng)UnderstandingtheInternet02網(wǎng)絡(luò)應(yīng)用Networkapplication必備知識Essentialknowledge電子郵件（E-mail）Email（E-mail）01萬維網(wǎng)Web02文件傳輸Filetransfer03遠(yuǎn)程登錄Remotelogin04Usenet新聞組UsenetNewsGroup05提供個(gè)人之間的通信Providecommunicationbetweenindividuals電話的速度Thespeedofthephone郵政的可靠性Thereliabilityofpostalservices電子郵件（E-mail）Email（E-mail）01儲存信件StorelettersE-mail地址：用戶名加主機(jī)名Emailaddress:usernameplushostname私人信箱Privatemailbox電子郵件軟件復(fù)雜多樣的服務(wù)Thecomplexanddiverseservicesofemailsoftware一對多的發(fā)信Onetomanymessaging信件的轉(zhuǎn)發(fā)和回復(fù)Forwardingandreplyingtoletters圖像Image聲音Voice多媒體信息MultimediaInformation網(wǎng)上訂購的信息通過電子郵件送達(dá)Onlineorderinginformationisdeliveredviaemail中文譯作“萬維網(wǎng)”體現(xiàn)其千變?nèi)f化的內(nèi)涵TheChinesetranslationof"WorldWideWeb"reflectsitsever-changingconnotationsWorldWideWeb（通常被稱為WWW）WorldWideWeb(usuallyreferredtoasWWW)萬維網(wǎng)Web02地址欄輸入頁面地址（或域名）Enterthepageaddress(ordomainname)intheaddressbar用戶借助瀏覽器軟件Usersusebrowsersoftware連接到該地址服務(wù)器Connecttotheserveratthisaddress查找到所需的圖文信息FindtherequiredgraphicandtextualinformationWeb沖浪Websurfing奔著目標(biāo)前進(jìn)Movetowardsthegoal漫無邊際地徜徉Wanderingaimlesslywithoutlimits由HTTP（超文本傳輸協(xié)議）傳送到用戶處SenttotheuserviaHTTP(HypertextTransferProtocol)WWW服務(wù)器所存貯的頁面內(nèi)容是用HTML語言（HyperTextMark-upLanguage）書寫ThepagecontentstoredbytheWWWserveriswritteninHTMLlanguage(HyperTextMarkupLanguage)FTP（FileTransferProtocol）文件傳輸應(yīng)用程序FTP(FileTransferProtocol)filetransferapplication使用戶能發(fā)送或接收非常大的數(shù)據(jù)文件Enableuserstosendorreceiveverylargedatafiles文件傳輸Filetransfer03輸入命令顯示存貯的文件目錄或從某個(gè)目錄拷貝文件Enterthecommandtodisplaythedirectoryofstoredfilesorcopyfilesfromadirectory用戶發(fā)出FTP命令連接到FTP服務(wù)器TheuserissuesanFTPcommandtoconnecttotheFTPserver通過網(wǎng)絡(luò)傳遞到計(jì)算機(jī)中ilesorcopyfilesfromadirectoryFTP服務(wù)器FTPserver驗(yàn)證用戶權(quán)限的方法

（用到用戶名、密碼）Methodforverifyinguserpermissions(usingusernameandpassword)限制非授權(quán)用戶的訪問Restrictingaccessforunauthorizedusers匿名FTP服務(wù)設(shè)置AnonymousFTPServiceSettings允許沒有注冊名或口令的用戶

在機(jī)器上存取指定的文件Allowuserswithoutaregisterednameorpasswordtoaccessspecifiedfilesonthemachine特殊用戶名為“anonymous”Thespecialusernameis'anonymous'遠(yuǎn)程登錄允許用戶從一臺機(jī)器連接到遠(yuǎn)程的另一臺機(jī)器上，并建立一個(gè)交互的登錄連接Remoteloginallowsuserstoconnectfromonemachinetoanotherremotemachineandestablishaninteractiveloginconnection1登錄后每次擊鍵都傳遞到遠(yuǎn)程主機(jī)，由遠(yuǎn)程主機(jī)處理后將字符回送到本地的機(jī)器中，仿佛用戶直接對遠(yuǎn)程主機(jī)操作一樣Afterloggingin,eachkeystrokeispassedtotheremotehost,whichprocessesthecharactersandsendsthembacktothelocalmachine,asiftheuserweredirectlyoperatingtheremotehost2遠(yuǎn)程登錄也要有效的登錄賬號來接受對方主機(jī)的認(rèn)證Remoteloginalsorequiresavalidloginaccounttoacceptauthenticationfromtheotherhost3常用的登錄程序有TELNET、RLOGIN等CommonloginprogramsincludeTELNET,RLOGIN,etc4遠(yuǎn)程登錄Remotelogin04Usenet在“新聞組”標(biāo)題下組織討論Usenetorganizesdiscussionsundertheheadingof'newsgroups'用戶可閱讀別人發(fā)送的新聞Userscanreadnewssentbyothers發(fā)表自己的文章PublishyourownarticleUsenet新聞組Usenetnewsgroup05平均每天有成百上千條“新聞”公布Onaverage,hundredsorthousandsof"news"arepublishedeveryday數(shù)千組“新聞”Thousandsofsetsof'news'數(shù)十大類Dozensofcategories新聞組Newsgroup僅是因特網(wǎng)文化長廊中的主要內(nèi)容OnlythemaincontentoftheInternetculturecorridor新聞組介入方式隨便Theinterventionmethodofthenewsgroupisarbitrary提問題Askquestions高談闊論Talkwitheloquence看談?wù)揥atchthediscussion不斷發(fā)展推陳出新Continuouslydevelopingandinnovating中國非常重視發(fā)展網(wǎng)絡(luò)技術(shù)Chinaattachesgreatimportancetothedevelopmentofnetworktechnology高性能計(jì)算機(jī)及其核心軟件Highperformancecomputersandtheircoresoftware中國國家網(wǎng)絡(luò)項(xiàng)目ChinaNationalNetworkProject高性能計(jì)算機(jī)High-performancecomputer網(wǎng)絡(luò)軟件Networksoftware網(wǎng)絡(luò)環(huán)境networkenvironment網(wǎng)絡(luò)應(yīng)用networkapplication網(wǎng)絡(luò)試驗(yàn)床—中國國家網(wǎng)絡(luò)Networktestbed-chinanationalnetwork2005年12月21日正式開通運(yùn)行OfficiallyopenedforoperationonDecember21,200518萬億次聚合計(jì)算能力18trilliontimesaggregatedcomputingpower支持網(wǎng)絡(luò)研究和應(yīng)用Supportnetworkresearchandapplication整合全國范圍內(nèi)的計(jì)算資源Integratecomputingresourcesnationwide科研單位Researchinstitutions科技工作者scientificandtechnicalworker數(shù)據(jù)共享Datasharing資源共享Collaborativecooperation協(xié)同合作Resourcesharing需要不斷學(xué)習(xí)和應(yīng)用Continuouslearningandapplicationarerequired網(wǎng)絡(luò)應(yīng)用Networkapplication電子政務(wù)E-government電子商務(wù)ElectronicCommerce即時(shí)通信Instantmessaging具體怎樣使用網(wǎng)絡(luò)應(yīng)用？Howtousenetworkapplicationsspecifically?因特網(wǎng)及應(yīng)用InternetandApplications信息技術(shù)信息技術(shù)informationtechnologyInformationTechnology電子郵件E-mail操作技能Operationalskills操作技能Operationalskills01申請電子郵箱Applyforanemailaddress02電子郵件的發(fā)送和接收Sendingandreceivingemails03電子郵件的發(fā)送Sendingemails04電子郵件的接收Receivingemails01申請電子郵箱Applyforanemailaddress申請電子郵箱步驟如下:Thestepstoapplyforanemailaddressareasfollows:在瀏覽器地址欄輸入“https://mail.XXX.com”Enterinthebrowseraddressbar“https://mail.XXX.com”1單擊右下側(cè)的“注冊新帳號”按鈕，進(jìn)入注冊界面Clickthe"RegisterNewAccount"buttononthebottomrighttoentertheregistrationinterface2郵箱命名，設(shè)置密碼，輸入手機(jī)號、驗(yàn)證碼及短信驗(yàn)證碼后，單擊《同意服務(wù)條款》，然后單擊“立即注冊”按鈕，郵箱注冊成功Nameyouremail,setapassword,enteryourphonenumber,verificationcode,andSMSverificationcode,clickon'AgreetoServiceTerms',andthenclickthe'RegisterNow'buttontosuccessfullyregisteryouremail302電子郵件的發(fā)送和接收Sendingandreceivingemails在IE地址欄輸入“https://mail.XXX.com”EnterintheIEaddressbar“https://mail.XXX.com”1輸入郵箱名“gdmecxxjs@XXX.com”及密碼后，單擊“登錄”按鈕，進(jìn)入郵箱界面Enteremailname“gdmecxxjs@XXX.com”Afterobtainingthepassword,clickthe"Login"buttontoentertheemailinterface203電子郵件的發(fā)送Sendingemails單擊Singleclick寫信Writeletters收件人Addressee主題Theme單擊寫信添加附件Addattachments03電子郵件的發(fā)送Sendingemails收件人主題發(fā)送Sending03電子郵件的發(fā)送Sendingemails04電子郵件的接收Receivingemails單擊Singleclick收信Receivingletters單擊Singleclick收信Receivingletters查看郵件Viewemail04電子郵件的接收Receivingemails查看郵件Viewemail單擊這封信所在行任意位置Clickanywhereonthelinewherethisletterislocated打開郵件查閱郵件相關(guān)信息Opentheemailtoviewemailrelatedinformation04電子郵件的接收Receivingemails進(jìn)行網(wǎng)絡(luò)操作的時(shí)候，不忘記網(wǎng)絡(luò)信息安全Whenconductingnetworkoperations,donotforgetaboutnetworkinformationsecurity提醒Remind例如：打開一封電子郵件，突然計(jì)算機(jī)關(guān)機(jī)，重新啟動(dòng)，打不開，說明已中病毒Forexample,ifanemailisopenedandthecomputersuddenlyshutsdown,restarts,andcannotbeopened,itindicatesthatithasbeeninfectedwithavirus病毒惡意軟件需人為操作才能傳播并感染其他主機(jī)。Virusesandmalicioussoftwarerequirehumaninterventiontospreadandinfectotherhosts.病毒會(huì)主動(dòng)復(fù)制進(jìn)行傳播Viruseswillactivelyreplicateandspread提醒Remind例如：收到“銀行”郵件，聲稱帳戶有危險(xiǎn)，讓單擊郵件中的鏈接糾正此問題，可以單擊這個(gè)鏈接嗎？答案是否定的，單擊鏈接之后，您便會(huì)在不知情的情況下將惡意軟件安裝到你的機(jī)器上Forexample,ifyoureceiveanemailfromthe"bank"claimingthatyouraccountisindangerandasktoclickonthelinkintheemailtocorrecttheissue,canyouclickonthislink?Theanswerisno.Afterclickingthelink,youwillunknowinglyinstallmalicioussoftwareontoyourmachine這是典型的“網(wǎng)絡(luò)釣魚”，千萬不要上當(dāng)Thisisatypicalcaseof'phishing',don'tfallforit信息安全I(xiàn)nformationsecurity信息技術(shù)信息技術(shù)informationtechnologyInformationTechnology信息安全I(xiàn)nformationsafety相關(guān)知識Relatedknowledge網(wǎng)絡(luò)安全技術(shù)NetworkSecurityTechnology樹立信息安全意識和防范信息被泄露Establishingawarenessofinformationsecurityandpreventinginformationleakage涵蓋范圍廣Widecoverage信息安全I(xiàn)nformationsecurity國家Country企業(yè)Enterprise個(gè)人Personal商業(yè)機(jī)密竊取Theftoftradesecrets信息泄露Informationleakage政治軍事科技機(jī)密安全Political,military,technological,confidentialsecurity信息時(shí)代InformationAge重要性Importance緊迫性Urgency網(wǎng)絡(luò)信息安全NetworkInformationSecurity計(jì)算機(jī)科學(xué)Computerscience網(wǎng)絡(luò)技術(shù)Networktechnique通信技術(shù)Communicationstechnology信息安全技術(shù)InformationSecurityTechnology應(yīng)用數(shù)學(xué)Appliedmathematics數(shù)論Numbertheory密碼技術(shù)Passwordtechnology信息論Informationtheory日常生活中如何保護(hù)個(gè)人信息安全？Howtoprotectpersonalinformationsecurityindailylife?如何保護(hù)企業(yè)員工或企業(yè)客戶個(gè)人信息安全？Howtoprotectthepersonalinformationsecurityofenterpriseemployeesorcustomers?公安部官網(wǎng)OfficialwebsiteoftheMinistryofPublicSecurity犯罪分子售賣信息或?qū)嵤┰p騙非法牟利Criminalssellinformationorcommitfraudforillegalprofit公安部官網(wǎng)OfficialwebsiteoftheMinistryofPublicSecurity合法權(quán)益Legitimaterightsandinterests個(gè)人信息Personalinformation生命財(cái)產(chǎn)安全Lifeandpropertysafety保護(hù)個(gè)人信息安全是我們需要養(yǎng)成的必備技能Protectingpersonalinformationsecurityisanessentialskillweneedtodevelop個(gè)人信息安全PersonalInformationSecurity網(wǎng)絡(luò)安全技術(shù)NetworkSecurityTechnology樹立信息安全意識Establishawarenessofinformationsecurity向公安機(jī)關(guān)報(bào)案Reporttothepublicsecurityorgans個(gè)人信息泄露Personalinformationleakage打擊違法犯罪行為Crackingdownonillegalandcriminalactivities概念Concept技術(shù)Technology應(yīng)用Application網(wǎng)絡(luò)技術(shù)Networktechnique信息安全I(xiàn)nformationsafety概念Concept技術(shù)Technology應(yīng)用Application網(wǎng)絡(luò)技術(shù)Networktechnique信息安全I(xiàn)nformationsafety全面學(xué)習(xí)和理解相關(guān)知識點(diǎn)Comprehensivelylearnandunderstandrelevantknowledgepoints個(gè)人信息安全PersonalInformationSecurity信息安全“黑洞門”TheBlackHoleGateofInformationSecurity觸目驚心Seethescenewhichisdreadfultoone'smind批量化Batchproduction規(guī)模化Scaleup個(gè)人信息安全PersonalInformationSecurity隱私Privacy權(quán)益RightsandInterests個(gè)人信息安全PersonalInformationSecurity重要數(shù)據(jù)流走Importantdataflowsaway個(gè)人信息安全PersonalInformationSecurity個(gè)人Personal企業(yè)Enterprise國家Country個(gè)人信息安全PersonalInformationSecurity公民的信息數(shù)據(jù)在網(wǎng)絡(luò)平臺上非法交易Illegaltradingofcitizens'informationdataononlineplatforms個(gè)人信息泄露Personalinformationleakag滋生電信詐騙等犯罪行為造成嚴(yán)重?fù)p失Breedingoftelecommunicationsfraudandothercriminalactivitiescausingseriouslosses個(gè)人信息安全PersonalInformationSecurity保護(hù)個(gè)人信息Protectingpersonalinformation01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem02證件復(fù)印件要妥善保管并專件專用Thephotocopyoftheidentificationdocumentshouldbeproperlykeptandusedexclusivelyforspecialpurposes03社交軟件避免透露真實(shí)身份信息Socialmediaplatformsavoiddisclosingrealidentityinformation04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected02V03V04保護(hù)個(gè)人信息Protectingpersonalinformation01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem證件復(fù)印件要妥善保管并專件專用Thephotocopyoftheidentificationdocumentshouldbeproperlykeptandusedexclusivelyforspecialpurposes社交軟件避免透露真實(shí)身份信息Socialmediaplatformsavoiddisclosingrealidentityinformation免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem快遞單Expressdeliverynote姓名Fullname電話Telephone住址Address快遞單姓名電話住址車票/機(jī)票Ticket/planeticket姓名Fullname身份證號IDnumber01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem購物小票Shoppingreceipt姓名Fullname銀行卡號Bankcardnumber消費(fèi)記錄Recordsofconsumption車票/機(jī)票姓名身份證號01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem落入不法分子手中，導(dǎo)致個(gè)人信息泄露Fallingintothehandsofcriminals,resultinginpersonalinformationleakage01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem保護(hù)個(gè)人信息01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem02證件復(fù)印件要妥善保管并專件專用ThephotocopyoftheidentificationdocumentshouldbeproperlykeptandusedexclusivelyforspecialpurposesV04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnectedV03社交軟件避免透露真實(shí)身份信息Socialmediaplatformsavoiddisclosingrealidentityinformation02證件復(fù)印件要妥善保管并專件專用提供時(shí)要在含有身份信息區(qū)域注明“本復(fù)印件僅供××用于××用途，他用無效”和日期復(fù)印完成后清除復(fù)印機(jī)緩存02證件復(fù)印件要妥善保管并專件專用V03社交軟件避免透露真實(shí)身份信息Socialmediaplatformsavoiddisclosingrealidentityinformation保護(hù)個(gè)人信息Protectingpersonalinformation01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem02證件復(fù)印件要妥善保管并專件專用ThephotocopyoftheidentificationdocumentshouldbeproperlykeptandusedexclusivelyforspecialpurposesV04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected微信WeChat微博WEIBOQQ貼吧PostBar不自覺說出或者標(biāo)注對方的真實(shí)信息Unconsciouslystatingorlabelingtheotherparty'strueinformationV03社交軟件避免透露真實(shí)身份信息Socialmediaplatformsavoiddisclosingrealidentityinformation社交網(wǎng)絡(luò)上盡可能避免透露或標(biāo)注真實(shí)身份信息TrytoavoiddisclosingorlabelingrealidentityinformationonsocialnetworksasmuchaspossibleV03社交軟件避免透露真實(shí)身份信息SocialmediaplatformsavoiddisclosingrealidentityinformationV04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected保護(hù)個(gè)人信息ProtectingpersonalinformationV03社交軟件避免透露真實(shí)身份信息Socialmediaplatformsavoiddisclosingrealidentityinformation01快遞、車票等單據(jù)先妥善處理后再丟棄Handleexpressdelivery,traintickets,andotherdocumentsproperlybeforediscardingthem02證件復(fù)印件要妥善保管并專件專用ThephotocopyoftheidentificationdocumentshouldbeproperlykeptandusedexclusivelyforspecialpurposesV04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected智能手機(jī)自動(dòng)連接公共場所Wi-FiSmartphonesautomaticallyconnecttoWiFiinpublicplacesWi-Fi安全防護(hù)功能薄弱WeakWiFisecurityprotectionfunction黑客憑借簡單設(shè)備Hackersrelyonsimpledevices盜取Wi-Fi用戶名和密碼StealingWiFiusernamesandpasswordsV04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected保護(hù)個(gè)人信息，設(shè)置為手動(dòng)連接Wi-FiProtectpersonalinformationbysettingupmanualWiFiconnectionV04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected信息泄露Informationleakage收集證據(jù)Collectevidence及時(shí)報(bào)案ReportpromptlyV04免費(fèi)公共Wi-Fi不輕易連接FreepublicWiFiisnoteasilyconnected防范信息泄露PreventingInformationLeakage保護(hù)個(gè)人信息安全Protectingpersonalinformationsecurity網(wǎng)絡(luò)安全技術(shù)的必備知識及相關(guān)操作技能Essentialknowledgeandrelatedoperationalskillsfornetworksecuritytechnology信息安全意識Informationsecurityawareness信息技術(shù)信息技術(shù)informationtechnologyInformationTechnology信息安全意識Informationsecurityconsciousness信息安全的基本概念Basicconceptsofinformationsecurity一信息安全基本要素Basicelementsofinformationsecurity二網(wǎng)絡(luò)安全等級保護(hù)Networksecuritylevelprotection三常見的網(wǎng)絡(luò)欺詐Commononlinefraud什么是信息安全呢？Whatisinformationsecurity?一信息安全基本要素Basicelementsofinformationsecurity產(chǎn)生Produce制作Make傳播Diffuse收集Gather處理Dispose選取Choose信息資源安全I(xiàn)nformationresourcesecurity一信息安全基本要素Basicelementsofinformationsecurity未經(jīng)授權(quán)的訪問Unauthorizedaccess未經(jīng)授權(quán)的使用Unauthorizeduse未經(jīng)授權(quán)的披露Unauthorizeddisclosure未經(jīng)授權(quán)的破壞Unauthorizeddestruction未經(jīng)授權(quán)的篡改Unauthorizedtampering一未經(jīng)授權(quán)的訪問Unauthorizedaccess未經(jīng)授權(quán)的使用Unauthorizedaccess未經(jīng)授權(quán)的披露Unauthorizedaccess未經(jīng)授權(quán)的破壞Unauthorizeddestruction未經(jīng)授權(quán)的篡改Unauthorizedtampering信息安全的定義Definitionofinformationsecurity信息安全基本要素Basicelementsofinformationsecurity05不可否認(rèn)性non-repudiation04可用性usability03完整性Integrity02真實(shí)性Authenticity一01機(jī)密性Confidentiality確保信息只被授權(quán)人員訪問Ensurethatinformationisonlyaccessedbyauthorizedpersonnel對偽造來源的信息予以鑒別。Identifyinformationfromforgedsources確保信息在傳輸或存儲過程中不被篡改。Ensurethatinformationisnottamperedwithduringtransmissionorstorage確保信息在需要時(shí)可被訪問和使用。Ensurethatinformationisaccessibleandusablewhenneeded.信息交換的雙方不否認(rèn)其交換過程中發(fā)送信息或接收信息。Thepartiestotheexchangeofinformationdonotdenythatinformationissentorreceivedduringtheexchange.信息安全基本要素Basicelementsofinformationsecurity二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity安全需求Demandforsecurity重要程度Degreeofimportance信息系統(tǒng)Informationsystem數(shù)據(jù)Data不同安全等級Differentsafetylevels二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity采取相應(yīng)安全保護(hù)措施Takeappropriatesafetyprotectionmeasures確保信息系統(tǒng)和數(shù)據(jù)的安全性Ensurethesecurityofinformationsystemsanddata二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級保護(hù)分五個(gè)等級Gradeprotectionisdividedintofivelevels不同等級的信息系統(tǒng)和數(shù)據(jù)采取不同安全保護(hù)措施Differentlevelsofinformationsystemsanddatatakedifferentsecurityprotectionmeasures二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級對象侵害客體侵害程度監(jiān)管程度第一級First一般系統(tǒng)公民、法人和其他組織的合法權(quán)益損害自主保護(hù)第二級公民、法人和其他組織的合法權(quán)益嚴(yán)重?fù)p害指導(dǎo)保護(hù)社會(huì)秩序和公共利益損害第三級重要系統(tǒng)社會(huì)秩序和公共利益嚴(yán)重?fù)p害監(jiān)督保護(hù)國家安全損害第四級社會(huì)秩序和公共利益特別嚴(yán)重?fù)p害國家安全嚴(yán)重?fù)p害第五級極端重要系統(tǒng)國家安全特別嚴(yán)重?fù)p害專控保護(hù)二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級對象侵害客體侵害程度監(jiān)管程度第一級一般系統(tǒng)公民、法人和其他組織的合法權(quán)益損害自主保護(hù)第二級公民、法人和其他組織的合法權(quán)益嚴(yán)重?fù)p害指導(dǎo)保護(hù)社會(huì)秩序和公共利益損害第三級重要系統(tǒng)社會(huì)秩序和公共利益嚴(yán)重?fù)p害監(jiān)督保護(hù)國家安全損害第四級社會(huì)秩序和公共利益特別嚴(yán)重?fù)p害國家安全嚴(yán)重?fù)p害第五級極端重要系統(tǒng)國家安全特別嚴(yán)重?fù)p害?？乇Ｗo(hù)二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級對象侵害客體侵害程度監(jiān)管程度第一級一般系統(tǒng)公民、法人和其他組織的合法權(quán)益損害自主保護(hù)第二級公民、法人和其他組織的合法權(quán)益嚴(yán)重?fù)p害指導(dǎo)保護(hù)社會(huì)秩序和公共利益損害第三級重要系統(tǒng)社會(huì)秩序和公共利益嚴(yán)重?fù)p害監(jiān)督保護(hù)國家安全損害第四級社會(huì)秩序和公共利益特別嚴(yán)重?fù)p害國家安全嚴(yán)重?fù)p害第五級極端重要系統(tǒng)國家安全特別嚴(yán)重?fù)p害?？乇Ｗo(hù)二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級對象侵害客體侵害程度監(jiān)管程度第一級一般系統(tǒng)公民、法人和其他組織的合法權(quán)益損害自主保護(hù)第二級公民、法人和其他組織的合法權(quán)益嚴(yán)重?fù)p害指導(dǎo)保護(hù)社會(huì)秩序和公共利益損害第三級重要系統(tǒng)社會(huì)秩序和公共利益嚴(yán)重?fù)p害監(jiān)督保護(hù)國家安全損害第四級社會(huì)秩序和公共利益特別嚴(yán)重?fù)p害國家安全嚴(yán)重?fù)p害第五級極端重要系統(tǒng)國家安全特別嚴(yán)重?fù)p害專控保護(hù)二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級對象侵害客體侵害程度監(jiān)管程度第一級一般系統(tǒng)公民、法人和其他組織的合法權(quán)益損害自主保護(hù)第二級公民、法人和其他組織的合法權(quán)益嚴(yán)重?fù)p害指導(dǎo)保護(hù)社會(huì)秩序和公共利益損害第三級重要系統(tǒng)社會(huì)秩序和公共利益嚴(yán)重?fù)p害監(jiān)督保護(hù)國家安全損害第四級社會(huì)秩序和公共利益特別嚴(yán)重?fù)p害國家安全嚴(yán)重?fù)p害第五級極端重要系統(tǒng)國家安全特別嚴(yán)重?fù)p害?？乇Ｗo(hù)二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級對象侵害客體侵害程度監(jiān)管程度第一級一般系統(tǒng)公民、法人和其他組織的合法權(quán)益損害自主保護(hù)第二級公民、法人和其他組織的合法權(quán)益嚴(yán)重?fù)p害指導(dǎo)保護(hù)社會(huì)秩序和公共利益損害第三級重要系統(tǒng)社會(huì)秩序和公共利益嚴(yán)重?fù)p害監(jiān)督保護(hù)國家安全損害第四級社會(huì)秩序和公共利益特別嚴(yán)重?fù)p害國家安全嚴(yán)重?fù)p害第五級極端重要系統(tǒng)國家安全特別嚴(yán)重?fù)p害?？乇Ｗo(hù)二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級對象侵害客體侵害程度監(jiān)管程度第一級一般系統(tǒng)公民、法人和其他組織的合法權(quán)益損害自主保護(hù)第二級公民、法人和其他組織的合法權(quán)益嚴(yán)重?fù)p害指導(dǎo)保護(hù)社會(huì)秩序和公共利益損害第三級重要系統(tǒng)社會(huì)秩序和公共利益嚴(yán)重?fù)p害監(jiān)督保護(hù)國家安全損害第四級社會(huì)秩序和公共利益特別嚴(yán)重?fù)p害國家安全嚴(yán)重?fù)p害第五級極端重要系統(tǒng)國家安全特別嚴(yán)重?fù)p害?？乇Ｗo(hù)安全保護(hù)措施SafetyPrecautions物理安全網(wǎng)絡(luò)安全訪問控制數(shù)據(jù)加密安全審計(jì)監(jiān)控Monitoring二信息安全等級保護(hù)classifiedprotectionofinforamtionsecurity等級