bounding virus proliferation in p2p networks with a diverse-parameter trust management scheme

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1、812IEEECOMMUNICATIONSLETTERS,VOL.13,NO.10,OCTOBER2009BoundingVirusProliferationinP2PNetworkswithaDiverse-ParameterTrustManagementSchemeLinCaiandRobertoRojas-CessaAbstract—Peer-to-peer(P2P)networkinghasthepotentialofTrustmanagementschemesareusedtodecreasethenumberprovidingwidechannelsforfileexchange.

2、Atthesametime,P2Pofmisbehavinghostsandtheireffect[8]-[10].Adynamicispronetotheproliferationofviruses.Peertrustreputationcantrustmanagementschemebasedonlocalizedtrustevaluationbeusedtopreventvirusdissemination.However,whenvirusesandonawarningdisseminationtopreventothersfromdown-haveinfectiouspropert

3、ies,peerreputationmaynotbeenoughtolimittheirproliferation.Thislettershowstheinefficiencyloadingafilefromasuspiciouspeerwasproposed[11].Theofsimplepeerreputationtoboundepidemicsinaninfectiousschemeaimstolimittheproliferationofvirusesusingtrustenvironmentandintroducesatrustmanagementalgorithmthatvalues

4、onpeers.Althoughtheauthorsdidn’tassignanameusesthecombinationoftrustvaluesofpeersandinfectionvaluestotheschemeinthepaper,wecallthisschemeDynamicofbothpeersandcontenttoboundtheproliferationofvirusesThresholdManagement(DTM)intheremainderofthisletterinP2Pnetworks.Theproposedtrustmanagementschemecanbou

5、ndvirusproliferationtoasmallnumberofpeerswithoutforbrevity.inhibitingfile-downloadactivity.Ingeneral,virusesmaypiggybackthemselvesontofilesIndexTerms—Malware,P2P,peer-to-peernetworks,truststoredintheinfectedhost,infectingthem.Thislettershowsmanagement,virusproliferation.thatfileinfectiousunderscorestr

6、ustmanagementschemesbasedonpeerreputation.ThisletterproposesanewtrustI.INTRODUCTIONmanagementschemethatusesthecombinationofpeertrustvaluesandawarningmessagingsystemcombinedwithfileNP2Pnetworks,peersprovideresources,includingband-reputationandpeerinfectiousvalues.TheproposedschemeisIwidth,storagespac

7、e,andcomputationpower.Therefore,simulatedunderaninfectiousenvironment.TheresultsshowthepotentialforinformationdistributionofP2Pnetworksisthattheproposedschemeisefficientforepidemiccontrolinbeingconsideredfor