detecting malicious nodes in peer-to-peer streaming by peer-based monitoring

《detecting malicious nodes in peer-to-peer streaming by peer-based monitoring》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、DetectingMaliciousNodesinPeer-to-PeerStreamingbyPeer-BasedMonitoringXINGJIN9OracleUSA,Inc.andS.-H.GARYCHANTheHongKongUniversityofScienceandTechnologyCurrentpeer-to-peer(P2P)streamingsystemsoftenassumethatnodescooperatetouploadanddownloaddata.However,intheope

2、nenvironmentoftheInternet,thisisnotnecessarilytrueandthereexistmaliciousnodesinthesystem.Inthisarticle,westudymaliciousactionsofnodesthatcanbedetectedthroughpeer-basedmonitoring.Werequireeachnodetomonitorthedatareceivedandtoperiodicallysendmonitoringmessages

3、aboutitsneighborstosometrustworthynodes.Toefficientlystoreandsearchmessagesamongmultipletrustworthynodes,weorganizetrustworthynodesintoathreadedbinarytree.Trustworthynodesalsodynamicallyredistributemonitoringmessagesamongthemselvestoachieveloadbalancing.Oursi

4、mulationresultsshowthatthisschemecanefficientlydetectmaliciousnodeswithhighaccuracy,andthatthedynamicredistributionmethodcanachievegoodloadbalancingamongtrustworthynodes.CategoriesandSubjectDescriptors:C.2.0[Computer-CommunicationNetworks]:General—Datacommuni

5、cations;H.3.3[InformationStorageandRetrieval]:InformationSearchandRetrieval—Retrievalmodels;searchprocessGeneralTerms:Performance,DesignAdditionalKeyWordsandPhrases:Maliciousnodes,peermonitoring,peer-to-peerstreamingACMReferenceFormat:Jin,X.andChan,S.-H.G.20

6、10.Detectingmaliciousnodesinpeer-to-peerstreamingbypeer-basedmonitoring.ACMTrans.MultimediaComput.Commun.Appl.6,2,Article9(March2010),18pages.DOI=10.1145/1671962.1671965http://doi.acm.org/10.1145/1671962.16719651.INTRODUCTIONWiththepopularityofbroadbandInter

7、netaccess,therehasbeenincreasinginterestinmediastream-ing.Recently,peer-to-peer(P2P)streaminghasemergedtoovercomelimitationsintraditionalserver-basedstreaming.InP2Pstreaming,cooperativepeersself-organizethemselvesintooverlaynetworksThisworkwassupportedinpart

8、bytheGeneralResearchFundfromtheResearchGrantCounciloftheHongKongSpecialAdministrativeRegion,China(611107),theCiscoUniversityResearchProgramFund,acorporate-advisedfundofSiliconValleyCommunityFoun