区块链技术应用研究外文文献翻译2017Word文档格式.doc
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区块链技术应用研究外文文献翻译2017Word文档格式.doc
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applicationfJ]InternationalConferenceonFinancialCryptographyandDataSecurity2017,3(12):
528-539.
原文
Theresearchoftheblockchaintechnologyapplication
AmandaElys
Abstract
Thedevelopmentandapplicationofblockchaintechnologyresearchhascausedthegreatattentionoftheacademiaandindustry,manypeoplethinkthatblockchaintechnologyisarevolutioninthefutureoftheInternettechnology,informationtechnologyisthegreatinnovation.Blockchaintechnologyisthemaincharacteristicofdecentralization,wasestablished
basedoncryptographyalgorithmisthebasisofaglobalcreditagreement.Ingeneral,blockchainisdistributedbooksbasedonInternettechnology,becausethebooksbysharingensurethebookscannotbetamperedwith.Throughtheconsensusalgorithm,soastorealize’’decentralized”trust.Thecoreofblockchain,isaglobaldistributeddatabase,thetechnologyplatformisopenandprogrammable.
Keywords:
blockchain;
Technologicalrevolution;
application1Introduction
Chainblockisadatastructurethatismade,thesmallestunitblockbyeachblockaccordingtothetimesequencelinkedtogether,thesmallestunitofblockisthecarrieroftradinginformation.Inordertorealizethetraceabilityandsafety,eachblockdesignhasthetimestampasmarkers,
andcontainstwoparts:
onlytheheadandtheblockbody.Eachreliedontheblockheaderlinktothepreviousblock,formingachainstructure.Inthecontextofcommunicationstructure,chainblockisapoint-to-pointplanegrid,theentirenetworkwithoutseriouscentralizedstorageandcommunicationsequipment.Peerinthenetwork,eachnodestatus,butat
thesametimeastheuserandtheserverinthedataupdateandverification,andsavetheparticipationofallthedataandinformation.Trustmechanismwasestablishedbyasymmetricencryptionalgorithmandasymmetricencryptionalgorithmiscomparedwiththetraditionalsymmetricalgorithm,itscharacteristicisalsoneedtwokeys:
apublickeyandaprivatekey.Apublickeyandaprivatekeyisacombinationofapairof,eachothercan
decrypt.Withthepublickeyfordataencryption,forexample,soitis
onlywiththecorrespondingprivatekeycandecrypt;
Useencryptionprivatekey,soonlyinthecorrespondingpublickeycandecrypt.Blockchainofeachnodehasitsownpublickeyandprivatekey,publickeymaketheentirenetworkofnodesallusethesameencryptionanddecryptionalgorithm,whiletheprivatekeyisonlynodestheirmastery.Nodewithits
ownprivatekeyencryption,sousers’usingthe
publickeytodecryptandverifytheauthenticityofthedatasource.Thetechnologicalprincipleofthechaintomaketheblockchaintechnologyhasthreemainfeatures:
decentralization,traceability,scripting.
Decentralizationisreferstotheentireblockchainnetworkwithoutamandatorycommunicationstoragecenterasanintermediary,instead,
flatnetworkstructure,eachpeernodestatus,havethesamecommunicationopportunity,validation,andstorage,anynodemaybeinvolvedineveryupdateandstore,soanynodeareimagecopyoftheentirenetwork,anodeoftheanomaliesdonotaffecttheoperationofthewholedatasystem,
throughothernodesdataenoughtoensuresystemsafetyandsteady.Scriptingisreferstotheblockchaincansetupacontracttowritecode,systemjudgmentandexecutionofthecontractconditionstoperformitsobligationsinaccordancewiththecode,intheabsenceofastrongthird-partysupervisionefficientlyguaranteetheexecutionofthecontract.Traceabilityreferstothetimestampinthechainofblocksnotbeentamperedwith,oncetherecordsgenerated,irrevocableandunsubscribe,
information,areanchoringthetradersbroughtconveniencefortradingregulation.
2Researchprogress
Since2015,blockchainappliedresearchmoreandmoreactive.First
istosolvethecreditproblems,soastorealizetrustandtradingactivities.
Needtostressisthatthetraditionaltrustbuildingisalongprocess,suchastheestablishmentofcommercialbank'
strustisneedafteralongperiodoftimetotestandthetrustoftheverystrongendorsement,andnumericalalgorithmstogeneratecredit,directlytoavoidthetimeprocess,isakindofinnovation.Citigroup,accordingtoitsinternalchainisacombinationofthreedifferentblocksdistributedgeneralledgersystem,toexploreamoreeffectivewaytotransfervalue.IntermsofcommercialBanksandblockchainalliance,inApril2016,composedof42internationalbankblockchainalliance-R3CEVofficiallycooperatingwithMicrosoft,dedicated
tothestudyblockchaintheunderlyingtechnologyandapplicationpromotion.AndbeforethatasearlyasJanuary20,2016,issuedthefirst
distributedbooksR3CEVexperiment,a
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