安全事件英文

演讲人：日期：安全事件英文目录IntroductiontoSecurityIncidentsTypesofSecurityIncidentsPreventionMeasuresforSecurityIncidentsDetectionandResponsetoSecurityIncidentsChallengesinManagingSecurityIncidentsConclusion:ImprovingYou01IntroductiontoSecurityIncidentsDefinitionAsecurityincidentisanyeventthatresultsinabreachofanorganization'ssecuritypolicies,causingpotentialharmtoitsassetsoroperations0102ClassificationSecurityincidentscanbeclassifiedbasedontheirnature,suchasmalwareinfections,phishingattacks,databreaches,insiderattacks,andmoreTheycanalsobecategorizedbasedontheirseverity,fromlowimpactincidentsthataffectafewuserstohighimpactincidentsthataffecttheentireorganizationDefinitionandClassificationFinancialLossesSecurityincidentscanresultinsignificantfinanciallossesfororganizations,includingthecostofinvestingandrespondingtotheincident,aswellasanyfinesorpenaltiesimposedbyregulatorybodiesReputationDamageAsecurityincidentcansignificantlydamageanorganization'sreputation,leadingtolossoftrustandconfidencefromcustomers,partners,andshareholdersDisruptiontoOperationsSecurityincidentscandisruptanorganization'soperations,causingdowntimeandaffectingproductivityInsomecases,theincidentmayalsoresultinthelossofcriticaldataorsystemsImpactonOrganizationsMinimizingDamageRespondingquicklyandeffectivelytoasecurityincidentcanhelpminimizethedamagecausedbythebreachandpreventitfromescalatingfurtherRestoringNormalOperationsAswiftandeffectiveresponsecanhelprestorenormaloperationsasquicklyaspossible,reducingtheimpactontheorganization'sbusinesscontinuityImportanceofRespondingQuicklyandEffectivelyPresidingEvidenceRespondingquicklytoasecurityincidentcanalsohelppreserveevidencethatmaybeneededforforensicanalysisorlegalproceduresrelatedtothebreachEnhancingSecurityPostByrespondingeffectivelytoasecurityincident,organizationscanidentifyweaknessesintheirsecuritypostandtakecorrectivemeasurestopreventsimilarincidentsfromoccurringinthefutureImportanceofRespondingQuicklyandEffectively02TypesofSecurityIncidentsMalwareandRansomwareAttacksMalwareandransomwareattachmentscanleadtodataloss,financialdamage,anddisruptionofcriticalservicesImpactMalicioussoftwaredesignedtodamageordisablecomputersandcomputersystemsCommontypesincludeviruses,words,andtrojansMalwareAtypeofmalwarethatencryptsavictim'sfilesanddemandsaransompaymenttodecryptthemAfterspreadsthroughphishingemailsoraffectedsoftwaredownloadsRansomware要点三PhishingAtechniqueusedtoacquiresensitiveinformationsuchasusernames,passwords,andcreditcarddetailsbymaskingasatrustworthyentityinanelectroniccommunication0102SocialEngineeringTheuseofpsychologicalregulationtotrickindividualsintodivulgingconfidentialinformationorperformingactionsthatmaycompromisetheirownortheirorganization'ssecurityImpactPhishingandsocialengineeringattachmentscanresultinidentitytheft,financialfraud,andunauthorizedaccesstosensitiveinformation03PhishingandSocialEngineeringAttacksDDoSAttackAtypeofcyberattackwheremultiplecomputerizedcomputersystemsareusedtotargetasinglesystem,causingaseriousofserviceforusersofthetargetedsystemHowitWorksAttackersuseavarietyoftechniquestofloodthetargetedsystemwithtraffic,overwhelmingitandpreventinglegalusersfromaccessingitImpactDDoSattackscancausesignificantdowntimeandfinanciallossesfororganizations,aswellasdisruptcriticalservicessuchashealthcareoremergencyresponsesystemsDistributedDenialofService(DDoS)AttacksIndividualswithauthorizedaccesstoanorganization'snetworkorsystemswhomisusethataccesstocommitfraud,steeldata,orcausedamageInsideThreatsTheunauthorizeddisclosureofsensitiveorconfidentialinformation,oftenduetohumanerrorormaliciousintentDataLeaksInsideattacksanddataleakscanleadtosignificantfinancialandrecurrentdamagefororganizations,aswellaslegalandregulatorysequencesImpactInsideThreatsandDataLeaks03PreventionMeasuresforSecurityIncidentsDeployantivirussoftwareonallsystemstodetectandpreventthespreadofmalicioussoftwareRegularlyupdatefirewallandantivirussoftwarewiththelatestsecuritypatchesandsignaturesImplementrobustfirewallstomonitorandcontrolincomingandoutgoingnetworktraffic,blockingunauthorizedaccessFirewallsandAntivirusSoftwareEstablisharegularupdatescheduleforallsoftwareandoperatingsystemstoensurethelatestsecuritypatchesareappliedImplementapatchmanagementprocesstoidentify,test,anddeploycriticalsecuritypatchesinatimelymannerUtilizeautomatedtoolstostreamlinetheupdateandpatchmanagementprocess,reducingtheriskofhumanerrorsRegularUpdatesandPatchManagement03Utilizepasswordmanagementtoolstoassistusersincreatingandmanagingstrongpasswords01Forcestrongpasswordpolicies,requiringcomplexpasswordsthatarechangedregularly02Implementmultifactorauthenticationforsensitivesystemsanddata,addinganadditionallayerofsecurityStrongPasswordPoliciesandMultiFactorAuthenticationConductregularsecurityawarenesstrainingforallemployees,educatingthemontheimportanceofsecurityandtheirrolesinpreventingincidentsImplementpresentingsimulationexercisestotestemployeeawarenessandresponsetopotentialpresentingattachmentsProvideemployeeswithresourcesandtoolstoreportsurveyedsecurityincidentsorbreaksEmployeeTrainingandAwarenessPrograms04DetectionandResponsetoSecurityIncidentsIncidentResponsePlansandTeamsEnsuringthattheIRTistrainedandpreparedtohandleavarietyofsecurityincidentsthroughregularexercisesandsimulationsTrainingandExercisesOutliningproceduresforhandlingsecurityincidents,includingrolesandresponsibilities,communicationprotocols,anddecisionmakingprocessesEstablishinganIncidentResponsePlan(IRP)Assemblingateamofexpertstohandlesecurityincidents,includingpresentationsfromIT,security,legal,andotherrelevantdepartmentsForminganIncidentResponseTeam(IRT)PresidingEvidenceEnsuringthatanyevidencerelatedtoasecurityincidentispreservedinitsoriginalstatetopreventtaxationorlossConductingaForensicAnalysisAnalyzingevidencetodeterminethenatureandscopeofthesecurityincident,includingidentifyingtheattacker'smethodsandmotivesDocumentingtheAnalysisThoroughlydocumentingtheforensicanalysisprocessandfindingstosupportincidentresponseandfutureinvestmentsForensicAnalysisandEvidenceGathering010203IdentifyingStakeholdersDeterminingwhoneedstobenotifiedintheeventofasecurityincident,includingcustomers,employees,suppliers,andregulatoryagenciesEstablishingNotificationProtocolDefiningwhenandhowstakeholderswillbenotified,includingtheinformationthatwillbesharedandtheformatitwillbepresentedCoordinatingwithExternalPartiesWorkingwithexternalparties,suchaslawenforcementandcybersecurityfirm,toensurethatnotificationsarecoordinatedandconsistentNotificationProceduresforStakeholdersImplementingRedundancyMeasuresEstablishingbackupsystemsanddatareplicationtoensurethatcriticaloperationscancontinueintheeventofasecurityincidentPrioritizingRecoveryEffortsFocusingrecoveryeffectsonthemostcriticalsystemsandfunctionstominimizedowntimeandreducetheimpactontheorganizationConductingPostIncidentReviewsAnalyzingtheresponsetothesecurityincidentandidentifyinglessonslearnedtoimprovefuturerecoverystrategiesRecoveryStrategiestoMinimizeDowntime05ChallengesinManagingSecurityIncidentsModernITinfrastructureofcompaniesinterconnectedsystems,makingitdifficulttoisolateandcontainsecurityincidentsWithawiderangeofhardware,software,andcloudservicesinuse,managingsecurityacrossthiscomplextechnologystackcanbechallengingManyorganizationsstillrelyonlegalsystemsthatmaynothavebeendesignedwithsecurityasapriority,increasingtheriskofaccidentsInterconnectednessofsystemsDiversetechnologystackLegalsystemsComplexityofModernITInfrastructureLakeofdedicatedsecurityteamSmallandmediumsizedorganizationsmaynothavethebudgetorexpertisetodeployadedicatedsecurityteam,leavingthemvulnerabletoattachmentsLimitedbudgetforsecuritytoolsWithtightbudgets,theseorganizationsmaynotbeabletoaccommodatethelatestsecuritytoolsandtechnologiesRelianceonmanualprocessesWithoutautomatedtools,securityincidentresponsemayberelatedtohealthonmanualprocesses,whichcanbetimeconsuminganderrorfrontLimitedResourcesforSmalltoMediumSizeOrganizationsRapidlychanginghitlandscapeThesecurityhitlandscapeisconsistentlyevolving,withnewvulnerabilityandattackvectorsemergingregularlyZerodayexplorationsThesearevulnerabilitiesthatareunknowntothesoftwarevendorandhavenopatchavailable,makingthemparticularlydangerousSophis