【行业研报】世界银行-新兴技术策展系列4-去中心化标识符（英）-2023_市场营销策划_重点报告20.docx

PZuofnqa1nsoosQ-qndPZUo号Va1nsoosQo=qndTechno1ogy&Innovation1abKoreaOfficeEMERGINGTECHNO1OGIESCURATIONSERIESIssue#4:Decentra1izedIdentifier(DID)wor1dBankgroup“QE4t".andTeCMMoQUSoIutiofUACKNOW1EDGEMENTSWBKoreaOfficeJasonMichae1A11ford(Specia1Representative)VBG,InformationTechno1ogySo1utions,Techno1ogyandInnovation1ab(ITSTI)YusufKaracaog1u(DirectorandSeniorAdvisor),Ste1aMocan(Manager),JinheePark(ITOfficer),YongdaeKim(ITOfficer)©2023TheWor1dBank1818HStreetNWWashingtonDC20433Te1ephone:Internet:www.wor1dbank.orgThisworkisaproductofthestaffofTheWor1dBankwithexterna1contributions.Thefindings,interpretations,andconc1usionsexpressedinthisworkdonotnecessari1yref1ecttheviewsofTheWor1dBank,itsBoardofExecutiveDirectors,orthegovernmentstheyrepresent.TheWor1dBankdoesnotguaranteetheaccuracyofthedatainc1udedinthiswork.Theboundaries,co1ors,denominations,andotherinformationshownonanymapinthisworkdonotimp1yanyjudgmentonthepartofTheWor1dBankconcerningthe1ega1statusofanyterritoryortheendorsementoracceptanceofsuchboundaries.RightsandPermissionsThemateria1inthisworkissubjecttocopyright.BecauseTheWor1dBankencouragesdisseminationofitsknow1edge,thisworkmaybereproduced,inwho1eorinpart,fornoncommercia1purposesas1ongasfu11attributiontothisworkisgiven.Anyqueriesonrightsand1icenses,inc1udingsubsidiaryrights,shou1dbeaddressedtoWor1dBankPub1ications,TheWor1dBankGroup,1818HStreetNW,Washington,DC20433,USA;fax:202-522-2625;e-mai1:pubrightswor1dbank.org.Techno1ogy&：Innovation1abTechno1ogy&Innovation1abKoreaOfficeEMERGINGTECHNO1OGIESCURATIONSERIESIssue#4:Decentra1izedIdentifier(DID)Wor1dbankgroupContentsAcronyms5Abstract6I. AnABCofDID:APrimer7II. TheEvo1utionofDigita1IdentityandtheAdvantagesBroughtbyDIDTechno1ogy12TheThreeMode1sofDigita1Identity13AdvantagesofDIDTechno1ogyI4SecurityandPrivacy14ConvenienceandBusinessEfficiency14III. DIDTechno1ogyinKorea16Pub1icSectorInitiativesI7Pub1icInvestmentinDIDTechno1ogy17Pub1icServiceusingDIDTechnoIogy19PrivateSectorInitiatives22IV. 1ookingAhead:Potentia1forDeve1opmentImpact28AcronymsDIDDIFDecentra1izedIdentifierDecentra1izedIdentityFoundationFIDOFastIdentityOnIineGDPRGenera1DataProtectionRegu1ationGPKIGovernmentPub1icKeyInfrastructureGSGoodSoftwareIANAInternetAssignedNumbersAuthorityIdPIdentityProviderIETFInternetEngineeringTaskForceKDCAKoreaDiseaseContro1andPreventionAgencyKIPOKoreaInte11ectua1PropertyOfficeKOSDAQMMAKoreaSecuritiesDea1ersAutomatedQuotationsMi1itaryManpowerAdministrationMNDMinistryofNationa1DefenseMOISMinistryoftheInteriorandSafetyMSITOAuthMinistryofScienceandICTOpenAuthorizationRPRep1yingPartySAM1SecurityAssertionMarkup1anguageSSISe1f-SovereignIdentitySSOSing1eSign-OnURIUniformResourceIdentifierVCVerifiab1eCredentia1VDRW3CVerifiab1eDataRegistryWor1dWideWebConsortiumABSTRACTAnidentificationcardthatprovesaperson'sidentityisessentia1inmodernsociety.Ita11owsindividua1stoaccessvariouson1ineandin-personpub1icservicesbyverifyingtheiridentity.ThroughanIDcard,governmentservicessuchascivi1comp1aints,taxation,hea1thcare,insurance,andpensioncanbesmooth1yprovided.Insomecases,theIDcardmaycontainadditiona1information,suchasyourhomeaddressore1igibi1ityforcertainservices,whichcanbeusedtoverifyyouridentityande1igibi1ityforcertainbenefits.IDcardsarecrucia1foraccessingpub1icandprivateserviceswheretheindividua1sneedtoverifytheinformation.However,mostIDsareissuedandcontro11edbyexterna1authoritiesandinformationissharedandrevokedupontherequest.ADecentra1izedIdentifier(DID)isanewtypeofg1oba11yuniquepersistentidentifierthatdoesnotrequirecentra1izedregistrationauthorities.Repeated1ygeneratedandregisteredcryptographica11y,DIDsenab1eanewmode1Ofdecentra1izeddigita1identity,whichisreferredasse1f-sovereignidentityordecentra1izedidentity.1Thissometimesa11owsuserstoverifyinformationrapid1ywithouthavingtocontactmu1tip1eissuingparties.This4thissueintheEmergingTechno1ogyseriesbrief1ydescribestheDecentra1izedIdentifieranditspotentia1forso1vingdeve1opmentcha11enges,a1ongsidekeyhigh1ightsofKorea,sexperienceand1essons1earnedinregardtotheexp1orationandadoptionofemergingtechno1ogies.ThispaperisaproductofWBGITSTechno1ogy&Innovation1abanditisthefruitofaco11aborativeeffortbytheWBKoreaCountryOffice.TheT&11abservesasa1earninghubtoWBGforexperimentation,prototyping,andmainstreamingofcutting-edgetechno1ogiesandhasbeenpub1ishingtheEmergingTechno1ogiesCurationSeries.Theseriesaimstocapturenewtechno1ogyandtrends,andshareknow1edgethatwi11he1ptoso1vedeve1opmentcha11enges.InregardtoDID,the1abbui1taprototypein2023,andout1inedvariousconsiderationsthatcou1daddresstheprob1emsraisedbytheneedtoverifythecredentia1sofapp1icantstothe1abormobi1ityprogramsinTonga(andotherPacificIs1andCountries).Thisnewpaperprovidesdeeperresearchandcomprehensiveana1ysisofDIDtechno1ogy,providingadetai1edtechnica1overviewande