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基于层次攻击图的网络安全态势感知方法（英文）.docx

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基于层次攻击图的网络安全态势感知方法（英文） Title:ANetworkSecuritySituationalAwarenessMethodBasedonHierarchicalAttackGraph Abstract: Networksecurityisofparamountimportanceintoday'sdigitalworld,andsituationalawarenessplaysakeyroleindefendingagainstcyberthreats.Traditionalnetworksecuritysituationalawarenessmethodsoftenrelyonmanualanalysisandlacktheabilitytocomprehensivelyunderstandtheintricaterelationshipsbetweenvariousattackvectors.Toaddressthislimitation,thispaperproposesanovelapproachbasedonhierarchicalattackgraphfornetworksecuritysituationalawareness.Themethodleveragestheconceptofattackgraphstomodelandanalyzepotentialattackpaths,providingahierarchicalrepresentationthatenablesadeeperunderstandingofnetworkvulnerabilitiesandpotentialthreats.Theproposedmethodenhancestheaccuracyandefficiencyofsecurityincidentresponse,allowingnetworkadministratorstodetectandrespondtocyberattacksmoreeffectively. 1.Introduction Inrecentyears,cyberattackshavebecomeincreasinglysophisticatedanddiversified,posingsignificantthreatstothesecurityofnetworksystems.Networksecuritysituationalawarenessplaysacrucialroleindefendingagainstthesethreats.Situationalawarenessreferstotheabilitytohaveacomprehensiveunderstandingofthecurrentstateofanetwork,includingallpotentialvulnerabilities,activethreats,andtheirpotentialimpact.Traditionalmethodsfornetworksecuritysituationalawarenessoftenrelyonmanualanalysisandlacktheabilitytoadequatelycapturethecomplexrelationshipsbetweenvariousattackvectors.Thispaperpresentsanewapproachbasedonhierarchicalattackgraphtoovercometheselimitationsandimprovetheeffectivenessofnetworksecuritysituationalawareness. 2.LiteratureReview Thissectionprovidesanoverviewofexistingmethodsandapproachesrelatedtonetworksecuritysituationalawareness.Itdiscussesthelimitationsoftraditionalapproachesandtheneedforanimprovedmethodologythatcancapturethecomplexitiesofmoderncyberattacks.Theliteraturereviewalsoexplorestheconceptofattackgraphsandtheirapplicationsinnetworksecurity. 3.Methodology Theproposedmethodologyfornetworkse