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时间:2018-02-11
《reputation management framework and its use as currency in large-scale peer-to-peer networks (2004)》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、1ReputationManagementFrameworkanditsuseasCurrencyinLarge-ScalePeer-to-PeerNetworksRohitGuptaandArunK.SomaniDependableComputingandNetworkingLaboratoryDepartmentofElectricalandComputerEngineeringIowaStateUniversityAmes,IA50011E-mail: rohit,arun@iastate.eduAbstract—Inthispape
2、rweproposeareputationmanagementresources/servicestheyprovide.Theserviceprovidersarewill-frameworkforlarge-scalepeer-to-peer(P2P)networks,whereinallingtoservenodeswithhigherreputationtoincreasetheirownnodesareassumedtobehaveselfishly.Theproposedframeworkreputation.Theearnedre
3、putationinturnmakesiteasierforhasseveraladvantages.Itenablesaformofvirtualcurrency,suchthemtoobtainservicesinfuture.Thus,theobjectiveofnodesthatthereputationofnodesisameasureoftheirwealth.Theframeworkisscalableandprovidesprotectionagainstattacksbyistomaximizetheirreputation
4、asviewedbyeverybodyelseinmaliciousnodes.Theabovefeaturesareachievedbydevelopingthesystem.trustedcommunitiesofnodeswhosememberstrusteachotherInordertobeusefulasasubstituteforactualcurrency,weandcooperatetodealwiththeproblemofnodes'selfishnessandidentifythefollowingminimumguar
5、anteesthatareputationpossiblemaliciousness.managementframeworkneedstoprovide.Itshouldbeeasierfornodeswithhigherreputationtoaccessnetworkservices.I.INTRODUCTIONWhentwonodescontendforaserviceandonlyoneofthemcanbeserved,anodewithhigherreputationshouldbeservicedInthispaperwepro
6、poseareputationmanagementframeworkandforthistohappentheserviceprovidershouldhaveincentiveforlarge-scalepeer-to-peer(P2P)networks,whereinallnodestoservethemorereputednode.Ourframeworkprovidesthisbyareassumedtobehaveselfishly.Byselfishwemeanthatnodesensuringthatthereputationofa
7、nodeincreasesmorebyservingaimtomaximizetheirownreputationinrelationtoothersinahigherreputationnode.Thisisincontrastwithtraditionalthenetwork.Theproposedframeworkhasseveraladvantages.reputationschemes,whereserviceprovidersmakenodistinctionItenablesaformofvirtualcurrency,such
8、thatthereputationbetweenthetypeofnodes(whetherofloworhighreputation)ofnodesisameas
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