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仮想通貨OSSを使った リアル通貨送金の実現
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benzookapi
April 21, 2016
Technology
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仮想通貨OSSを使った リアル通貨送金の実現
@Enterprise APIs Hack-Night #4 2016.4.21
http://eahn.connpass.com/event/29170/
benzookapi
April 21, 2016
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Transcript
Ծ௨՟OSSΛͬͨ ϦΞϧ௨՟ૹۚͷ࣮ݱ Junichi Okamura @Enterprise APIs Hack-Night #4 2016.4.21
Who am I? • Junichi Okamura @benzookapi • API Lover/Midnight
Creator/TDD (Talk Driven Development) Advocator • Rock/Wine/DQ/JOJO/I18N/Marketing/Payment • Scala/Java/Ruby/Python/Node.js/PHP/Mobile/Unity/../ppt
͍ͭͷਖ਼
Today’s Topic Ծ௨՟OSS
Ծ௨՟ͱʁ ๏ఆ௨՟ʹରͯ͠ಛఆͷࠃՈʹΑΔՁͷอূΛ࣋ͨͳ͍௨՟ ʢBy Wikipedia ઌੜʣ
๏ఆ௨՟ͱʁ ੫ۚۚͳͲΛؚΉۚમ࠴ͷڧ੍తͳหࡁखஈͱͯ͠ɺڧ੍௨༻ ྗ͕๏తʹೝΊΒΕ͍ͯΔ௨՟ͷ͜ͱɻͭ·Γɺ๏ఆ௨՟ʹΑΔ࠴ หࡁΛڋ൱͢Δ͜ͱҰൠʹͰ͖ͳ͍ɻݱࡏͷຊͰɺຊۜߦ ͕ൃߦ͢Δຊۜߦ݊ɺ͓Αͼฎہ͕͕͠ൃߦ͢Δ՟ฎʢߗ ՟ʣͷΈ͕๏ఆ௨՟Ͱ͋Δɻ ʢBy Wikipedia ઌੜʣ
ͭ·Γ Ծ௨՟ͱࠃՈʹن੍͞Εͳ͍௨՟Ͱ͋Δ
Ծ௨՟ͷྫ BitCoin ʢBitcoinϒϩοΫνΣʔϯ PoWʣ counterparts ʢBitcoinϒϩοΫνΣʔϯ PoWʣ Omni ʢBitcoinϒϩοΫνΣʔϯ PoWʣ
SideChains ʢBitcoinϒϩοΫνΣʔϯʴ PoW/PoSʣ EthereumʢಠࣗϒϩοΫνΣʔϯɹPoW/PoSʣ BitSharesʢಠࣗϒϩοΫνΣʔϯ DPoSʣ RippleʢಠࣗϒϩοΫνΣʔϯʴ ɹRipple Consensus ʣ StellarʢಠࣗϒϩοΫνΣʔϯʴ SCPʣ Group1: Group2: Group3: ※BitCoinҎ֎૯শͯ͠BitCoin2.0Έ͍ͨʹݺΕ·͢ ͍͍ͩͨ200͙Β͍͋ΔͱݴΘΕ·͢
Group͚ͷج४ ϒϩοΫνΣʔϯʹݩாʢLedgerʣ ɹBitCoin͕͢Ͱʹ࣋ͬͯΔͷ ɹBitCoinͷͷʹԣʹͭͳ͛Δͷ ɹBitCoinͱผʹ࡞Δͷ औҾͷঝೝ ɹBitCoinͷPoWʢProof Of Workʣʹಇ͘ͷ͕͑Β͍ʢ͍͚Ͳฏʣ ɹͦͷଞͷPoSʢProof
Of Stateʣʹ࣋ͬͯΔͷ͕͑Β͍ʢૣ͍͚Ͳෆฏʣ
Group1:BitCoinͷதʢ্ʣ BitCoinͷݩாʢLedgerʣ্ʹ͔͍ͬͬͯΔͷ BitCoinʹػೳΛՃ͍ͯ͠Δ͜ͱ͕ଟ͍ʢಠࣗ௨՟ൃߦͳͲʣ BitCoinͷಛੑΛҾ͖ܧ͙ʢPoWͷ͞ͳͲʣੈͷԾ௨՟΄΅͜Ε
Group2:BitCoinͷ֎ BitCoinͷݩாʢLedgerʣͷ֎ʹ৽ͨʹࣅͨΑ͏ͳͷΛ࡞Δ ௨՟Ҏ֎ͷػೳΛࢹʹೖΕ͍ͯΔ͜ͱ͕ଟ͍ʢεϚʔτίϯτϥΫ τͳͲʣ BitCoinͷجຊతͳಛੑҾ͖ܧ͙͕ঝೝํ๏Λม͑ͨΓɺBitCoinͱԣ ʹͭͳ͛ΔͳͲͯ͠େ෯ͳվળΛࢼΈΔʢSideChainͳͲʣ
Group3:BitCoin BitCoinͷϒϩοΫνΣʔϯͱผͷίϯηϓτ ͛͗ͨ͢෩࿊ෑΛૹۚͷརศੑͱ͍͏ݱ࣮՝ʹϑΥʔΧε͠͠ ͍ͯΔ BitCoinͷಛੑҾ͖ܧ͕ͳ͍ɺϒϩοΫνΣʔϯ͕ܝ͛ͨDecentrized Λ͋Δఔۂ͛ͯͰ࣮༻ੑΛࢦ͢ʢ৽͍͠Consensusʣ
ຊऔΓ্͍͛ͨͷ Group3: Ripple Stellar
None
Rippleͱʁ Ripple Inc. ʹΑͬͯ։ൃ͕ߦΘΕ͍ͯΔࢄܕாٕज़Λར༻ͨ͠ଈ࣌άϩεܾࡁγε ςϜɺ ֎ࠃҝସɾૹۚωοτϫʔΫ ίϯηϯαεɾϨδϟʔͱXRPͱݺΕΔωΠςΟϒ௨՟Λ༻͍ΔΦʔϓϯιʔεͷΠ ϯλʔωοτɾϓϩτίϧɺϦοϓϧɾτϥϯβΫγϣϯɾϓϩτίϧʢRTXPʣ· ͨϦοϓϧɾϓϩτίϧͱݺΕΔ ʢBy
Wikipediaɹઌੜʣ
Ripple developer site https://ripple.com/build/
ۜߦ->Ripple·Ͱͷมભ By Ripple Inc. ๏ఆ௨՟ͱ෦௨՟ͷऔҾʹFXࣗମΛ แ͍ͯ͠Δͷ͕BitCoinͱେ͖͘ҧ͏
Rippleͷಛ ۜߦۀޮԽͳͲͷtoB͚ Google͕ग़ࢿ ݩʑOSSϓϩδΣΫτ͕ͩͬͨݱࡏҰ෦Λআ͖ඇެ։ ܾࡁϓϥοτϑΥʔϜͱͯ͠औҾۀऀʢϚʔέοτϝΠΧʔʣΛࣗͷ ωοτϫʔΫʹࡌͤΔํʹϏδωεγϑτʢPayPalҙࣝʣ RippleʹΑΔதԝूݖ৭͕ʢগ͠ʣڧ·͍ͬͯΔ
ͦ͜ͰRippleͷ࢝ऀ ͬͱΦʔϓϯͰࢢຽతͳૹۚωοτϫʔΫΛ࡞Γ͍ͨʂ
None
Stellarͱʁ Rippleͷ࢝ऀʢͪͳΈʹMt.Goxͷ࢝ऀʣ͕࢝ΊͨRippleͷforkϓ ϩδΣΫτʢNPOʣ ػೳతʹࣅ͍ͯΔ͕ɺݸਓؒૹۚͳͲͷtoCʹϑΥʔΧε SCPʢStellar Consensus Protocolʣͱ͍͏ಠࣗίϯηϯαε શOSSͰୈࡾऀ͕ಠࣗωοτϫʔΫߏஙՄೳ
Stellar developer site https://www.stellar.org/developers/
Stellarͷߏ https://www.stellar.org/developers/learn/
Stellarͷίϯϙʔωϯτ Core: StellarͷԾ௨՟ʢLumenʣͷωοτϫʔΫɻCoreಉ͕࢜ࢄா ͱͯ͠ଘࡏ͠ɺCoreͷͭͳ͕Γ͕StellarͷωοτϫʔΫʢϒϩοΫνΣʔ ϯʣͱͳΔɻෳͷWallet͕CoreΛڞ༗ʢBitCoinΑΓޮతʣ HorizonɿCorerͱWalletɺGatewayʢऔҾॴʣΛͭͳ͙APIϑϩϯτΤϯυ SDKɿWalletͳͲͷΫϥΠΞϯτ࣮ͷͨΊͷϥΠϒϥϦɻAPIͰସՄೳ
StellarͷAPI https://www.stellar.org/developers/horizon/reference ៉ྷͳRESTful APIͰ͢
·ͣ… ςετωοτϫʔΫ͕͋ΔͷͰ৮ͬͯΈΔ͜ͱΛ͓קΊ͠·͢ʂ https://www.stellar.org/developers/learn/get-started/test-net.html
໘ന͍ػೳɿFind Payment Paths Ripple͔ΒҾ͖ܧ͍Ͱ͍Δػೳ ૹۚʢFXʣ͍ͨ͠௨՟ʹ࠷దͳPathʢGatewayʣΛఆ͠ɺ ૹۚίετΛ҆͘͢Δ
ঝೝϓϩτίϧɿSCP https://www.stellar.org/papers/stellar-consensus-protocol.pdf
RippleɺStellar͕ղܾ͢Δ͜ͱ ίετ͕͔͔͍ͬͯΔૹۚɺ ಛʹࠃࡍૹۚΛϩʔίετͰॠ࣌ʹߦ͏͜ͱ
͜͏͍͏ͷ͕
͜͏ͳΔ
Stellar࣍ੈΛ୲͏OSS ࠓContribute͢ΕώʔϩʔʹͳΕΔ͔ʁ https://www.stellar.org/community/
·ͱΊ Disrupt࢝·͍ͬͯΔʂ ڊਓͰ͋ͬͯݩ͘͢ΘΕΔͧʂ ͦ͜ͷ܅ʹνϟϯε͋Δʂ
Thank You Junichi Okamura @Enterprise APIs Hack-Night #4 2016.4.21