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《Application and Situation Analysis of Blockchain Technology》

WiththedevelopmentoftheInternet,5Gandartificialintelligencetechnologies,thedigitaleconomyhasbroughtahugeboosttodevelopment.Asthe"soul"ofdigitaleconomy,theformofmoneyhaschanged.In2009,SatoshiNakamotowillblockchaintechnologyappliedinBitcoin,throughmathematicalalgorithmstoachievethefixedamountofmoney,withencryptionalgorithmtoensurethesecurityofthetransaction,withdistributedaccountingtoensuretheauthenticityoftheledger.DigitalcurrenciessuchasMonero,Zero,EthereumandLitecoinhavefollowedbitcoin'slead.Comparedwithtraditionalcurrency,digitalcurrencyhaslowcostandhighefficiency.Itisaninevitablechoicefordigitalcurrencytoreplaceexistingcreditcurrencysuchaspapermoneyandcoins.InFebruary2019,Venezuelalaunchedlegaldigitalcurrency.Duetotherapideconomicdevelopmentandtechnologicalinnovation,theglobalmonetaryandfinancialsystemisinastageofmajorchanges.In2019,Libra,aglobaldigitalcryptocurrencyunderFacebook,trig ...

《Blockchain is the future》

1b0be2162cedb2744d016943bb14e71de6af95a63af3790d6b41b1e719dc5c66Thewordorderdoesn'tmakeanysense,butwhatmakesitvaluableisthatitwasmadeforonepersonbyasoftwareprogramcalledMetaMask.Expressedincryptographyterms,it'saseedphrase.Itmaysoundincoherent,butitcanbeturnedintoakey,adigitalbankaccount,oronlineauthentication.Andit'sonlyafewstepsaway.Thecomputertellsmeonthescreentokeepmymnemonicsafe:writeitdownorputitinasafeplaceonthecomputer.Ijotteddown12wordsonastickynote,clickedabutton,andtherewere64seeminglyrandomcharacters:1b0be2162cedb2744d016943bb14e71de6af95a63af3790d6b41b1e719dc5c66Thisiscalleda"key"incryptography:it'saformofauthentication,butit'sverydifferentfromhowyouunlockakeyinreallife.Mymnemoniccanproduceanexactalphabeticalordereverytime,buthowtoreverseengineertheinitialphraseofthekeyisstillunknown,whichiswhyitisimportanttoputtheseedwordinasafeplace.Thekey'slettersarechangedtwicetocreatean ...

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