区块链与数字货币研究外文文献翻译 2017Word下载.docx

区块链与数字货币研究外文文献翻译 2017Word下载.docx

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6-17.

原文

Theresearchofblockchainanddigitalcurrency

KevinHuber

Abstract

Thecurrencyisbasedonblockchainwhichisadistributedpeer-to-peernetworksystem.Therefore,withoutthe"

central"

serveralsohavenocentralcontrolpoint.Bitcoininthechainofblockstechnologybasedonthecompleteadeal,andasmentionedaboveeverytransactionprocessingneedstotheentirenetworkbroadcasting,andcalculatedbytheminerstocomplete,verify,andrecordtransactions,thenewBitcoinissuedasanincentivemechanismtominers,thisalsoistheso-calledmining.Bitcoinintheoryanyparticipantsinthenetworkcanbeapotentialminers,usingtheircomputertocalculateforcetocompletetheverificationandrecords,butinfactthecurrentcountCOINSdigforceismorethantheglobaltop104timesofthesumofthecomputingpowercalculation,visibleworkforcerequirementsofthehighandnoteasytoachieve.

Keywords:

Blockchain;

Bitcoin;

Financialindustry

1 Introduction

BlockchainoriginatedinthecurrencyandthecurrencybySatoshiNakamotofirstproposedin2008,thispaperputsforwardacompletelythroughpeer-to-peertechnologytorealizeelectroniccashsystem,itcanmaketheonlinepaymentdirectlybypartyaandpaytotheotherparty,don'

tneedtoanyfinancialinstitutioninthemiddle.Althoughdigitalsignaturetoacertainextentsolvedtheproblemofthedoublepay,butIstillneedthesupportofathirdparty,inthehearingontheproposedasolution,makethecashsystemruninapeer-to-peerenvironment,andtopreventdoublepaymentissues.Thenetworkofalltransactionsthroughrandomhashtime-stamped,mergethemareaconstantextensionbasedonrandomhashworkcertificatechainastradingrecords,completetheworkunlessitisprovedthattheformationofthedealwillnotchange.Blockchaintechnologyisthemosttypicalapplicationofnaturaldigitalcurrency,oneofthemostsuccessfulisthecurrency,and,morerecently,theentericfangsuddenlyrises.Butinfact,astheunderlyingbasisofdigitalcurrency,blockchainattachesgreatimportancetotechnologyhasledtothefinancialsector.Manyfinancialinstitutionshavewithblockchaincompaniescooperate.

2 Characteristicsoftheblockchaintechnology

2.1 Security

Blockchaintechnologyreliesonthewayofencryptionauthenticationtoverifytheidentityofallpartiesinvolvedintrading.Thiswillensurethatthe"

fake"

becausewithouttheconsentofthepartiescannotbeaddedtotheblockinthechain.Eachnewdealsbeforebeingaddedtotheblockchainhavetogothroughcomplexmathematicalcalculations,thisisknownas"

hash"

computingbasedontransactiondata,andthetransactiondatanotonlyincludeinformationaboutnewdeals,andbeforetheresultofthedeal,andthisfeatureensurestheimmutabledatabefore,becauseoncesomeonewantstomodifytheprevioustransactiondata,thiswillaffectthehashvalueofthecurrenttradingandcopyitwithotherdatadoesnotmatch.

2.2 Transparency

Becauseofitsnature,chainblockisadistributeddatabase,atthesametimemaintainandsynchronousmultiplenodes.Inaddition,thetransactiondatamustbeconsistenttobeaddedtotheblockinthechain.Thismeansthatsuchadesignmakesmorecounterpartiescanaccessthesamedata,socomparedwiththedatabaseisplacedbehindthefirewallandcannotbeoutsideyourorganizationviewofthetraditionalsystem,greatlyenhancethetransparency,sotospeak.Blockchainthetransparent,safetyandefficiencyofthetechnologyitselfmakesitbecomeausedtoreshapebylowefficiencyduetohinderthedevelopmentofthebusinessmodelandpromotetoestablishinthepresenceofthebusinessmodelofdistributedmarketandtechnicalperfectchoice,relativetothatofbeforeadominantpositioninthecentralizedmodel.

2.3 Highefficiency

Conceptually,itseemstokeepmultipleandblockchainexactlythesamecopyofthedatawillnotbemoreefficientthanmaintainingacentralizeddatabase.Inreality,however,manyofthepartieshaveestablishedcontainthesametransactioninformationofduplicatedata.Thisisbecauseoncethesametransactionrelateddataconflicthappenedornotmatch,willcausethepartieshavetospendalotoftimeandenergytomanuallycheckandmodification,theerrorprobabilityisnotlowandoftenrequiresalotofcost.Andthedistributeddatabasesuchasblockchainiseffectivelyavoidthehappeningofthiskindofmistake,thusgreatlyimprovetheefficiencyofthetransaction.

3 Digitalcurrency

Theemergenceofblockchaintechnology,tosolvetheproblemofdigitaldistribution,circulationofcurrencyandprovidesanewAngleandmayholdproblem.Bitcoinsandothercommunity"

coin"

avarietyofvirtual