信息时代的管理信息系统8e全套配套课件XLMH.ppt

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1、ExtendedLearningModuleHComputerCrimeandDigitalForensicsCopyright©2010bytheMcGraw-HillCompanies,Inc.Allrightsreserved.McGraw-Hill/IrwinSTUDENTLEARNINGOUTCOMESDefinecomputercrimeandlistthreetypesofcomputercrimethatcanbeperpetratedfrominsideandthreefromoutsidetheorganizationIdentifythe

2、seventypesofhackersandexplainwhatmotivateseachgroupDefinedigitalforensicsanddescribethetwophasesofaforensicinvestigationModH-2STUDENTLEARNINGOUTCOMESDescribewhatismeantbyanti-forensics,andgiveanexampleofeachofthethreetypesDescribetwowaysinwhichcorporationsusedigitalforensicsModH-3INT

3、RODUCTIONComputersareinvolvedincrimeintwowaysAsthetargetsofmisdeedsAsweaponsortoolsofmisdeedsComputercrimescanbecommittedInsidetheorganizationOutsidetheorganizationModH-4MODULEORGANIZATIONComputerCrimeLearningOutcomes#1DigitalForensicsLearningOutcome#3RecoveryandInterpretationLear

4、ningOutcome#4WhoNeedsDigitalForensicInvestigators?LearningOutcome#5ModH-5COMPUTERCRIMEComputercrime–acrimeinwhichacomputer,orcomputers,playasignificantpartModH-6ExamplesofComputerCrimesModH-7CrimesinWhichComputersUsuallyPlayaPartModH-8OutsidetheOrganizationIn2006thegreatestfinanciall

5、ossstemmedfromVirusandwormattacksUnauthorizedaccessTheftofhardwareTheftofinformationMalwareModH-9TypesofMalwareMalware–softwaredesignedtoharmyoucomputerorcomputersecurityVirusesWormsMisleadinge-mailTypesofMalwareDenial-of-serviceattacksWebdefacingMalwarebotsModH-10VirusesComputerviru

6、s(virus)–softwarethatwaswrittenwithmaliciousintenttocauseannoyanceordamageWorm–acomputervirusthatreplicatesandspreadsitselffromcomputertocomputerModH-11RecentProblemsThemostcommontypeofwormwasabotnetin2007and2008Botnet–collectionofcomputersthathavebeeninfectedwithblocksofcode(calledb

7、ots)thatcanrunautomaticallybythemselves.AbotnetcanCollecte-mailaddressesfrominfectedmachinesDistributevastamountsofe-mailLiedormanttobeusedatalaterdatebycrooksModH-12TheLoveBugWormModH-13Stand-AloneVirusesSpoofing–forgingofreturnaddressone-mailsothatitappearstocomefromsomeoneothertha

8、nsenderofrec