a framework for trust and reputation in grid environments

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1、JGridComputing(2008)6:225237DOI10.1007/s10723-008-9101-4AFrameworkforTrustandReputationinGridEnvironmentsTorstenEymann·StefanKönig·RaimundMatrosReceived:20May2007/Accepted:25February2008/Publishedonline:8April2008©SpringerScience+BusinessMediaB.V.2008AbstractThispaperexami

2、nestheroleoftrusttionalnetwork,describingsupplyanddemandforandreputationinGridenvironments.AsGridcomputationalordataservices.However,Servicetechnologybecomesstandardizedandstable,providersusuallyhavemoreinformationaboutbusinessmodelsareinventedandincreasinglyqualityoravail

3、abilityoftheservicestheyprovide,applied,andeconomicimplicationscanbeob-thantheirpotentialusers(consumers).Thiscaseserved.Asymmetricallydistributedinformationofasymmetricallydistributedinformationusuallymayallowforopportunisticbehaviorofserviceleadstosuboptimalresultsduetoo

4、ccurringuncer-providersoruserswhoopportunisticallyexploittaintyontheconsumerside,andthustoainferiortheinformationgapbetweenprovidersandcon-usageoftheGridintotal.Notonlyproviders,butsumersonthequalityofservices.Thepaperalsoconsumers,cancauseasymmetricaldistrib-takesupthesee

5、conomicissuesbyproposingautedinformation.Bothtransactionparticipantsreputation-basedconceptualframeworkforen-havetodealwithuncertaintycausedbyenviron-ablingfutureopenGridmarkets,torecommendmentalfactors(e.g.networkfailuresasaresultthemostpromisingGridarchitectureandacor-of

6、naturaldisasters).Accordingtoourcompre-respondingreputationapproachinaparticularhensionofaGrid,thereisnodifferencebetweencase.aGridmarketandotherimperfectmarketslikeasecond-handcarmarket.EffectswhichcanbeKeywordsGrideconomies·Trust·Reputation·observedinphysicalmarketscanbe

7、foundinGridFramework·Institutionaleconomicsenvironmentsaswell.Managingtheasymmetricaldistributedinformationdependsontheorganiza-tionalformoftheGrid.EnterpriseGrids,used1Introductionbylocalparticipantsinthesameorganization,canbecontrolledbycompanypolicies.LargerGridAGriddefi

8、nesaparticulartypeoftechnologicalsystems,whichforme.g.virtualorganizationswithandorganiza