Link
Embed
Share
Beginning
This slide
Copy link URL
Copy link URL
Copy iframe embed code
Copy iframe embed code
Copy javascript embed code
Copy javascript embed code
Share
Tweet
Share
Tweet
Slide 1
Slide 1 text
Blockchainٕज़ग़ݱޙʹ͓͚Δ ࣗਓγεςϜͷൃల ؔେֶ૯߹ใֶ෦ B4 16-0233 ਿݪتҰ
Slide 2
Slide 2 text
Introduction/Problem
Slide 3
Slide 3 text
Blockchainͷ࠷ۙ(2008ˠ2021) ௨՟ Ծۭؒ Art Robot IoT
Slide 4
Slide 4 text
Blockchainͱ:औҾཤྺΛ·ͱΊͨࢄతͳா Ҿ༻ܦࡁ࢈ۀলฏ̎̓զ͕ࠃܦࡁࣾձͷใԽɾαʔϏεԽʹΔج൫උʢϒϩοΫνΣʔϯٕज़Λར༻ͨ͠αʔϏεʹؔ͢Δࠃ֎ಈௐࠪʣใࠂॻ֓ཁࢿྉ • औҾ • ྫ:A͔ΒBʹԁͱ͍͏DataΛ1000ͨ͠
Slide 5
Slide 5 text
Blockchainͱ:औҾཤྺΛ·ͱΊͨࢄతͳா Ҿ༻ܦࡁ࢈ۀলฏ̎̓զ͕ࠃܦࡁࣾձͷใԽɾαʔϏεԽʹΔج൫උʢϒϩοΫνΣʔϯٕज़Λར༻ͨ͠αʔϏεʹؔ͢Δࠃ֎ಈௐࠪʣใࠂॻ֓ཁࢿྉ • औҾ • A͔ΒBʹԁͱ͍͏DataΛ1000ͨ͠ • औҾཤྺΛ·ͱΊΔ • 1ͭલͷऔҾData͔Β࡞ΔHashΛҰॹʹอଘ
Slide 6
Slide 6 text
Blockchainͱ:औҾཤྺΛ·ͱΊͨࢄతͳா Ҿ༻ܦࡁ࢈ۀলฏ̎̓զ͕ࠃܦࡁࣾձͷใԽɾαʔϏεԽʹΔج൫උʢϒϩοΫνΣʔϯٕज़Λར༻ͨ͠αʔϏεʹؔ͢Δࠃ֎ಈௐࠪʣใࠂॻ֓ཁࢿྉ • औҾ • A͔ΒBʹԁͱ͍͏DataΛ1000ͨ͠ • ࢄత • ֤ϊʔυ͕ཤྺσʔλΛอଘ • औҾཤྺΛ·ͱΊΔ • 1ͭલͷऔҾData͔Β࡞ΔHashΛҰॹʹอଘ
Slide 7
Slide 7 text
Ҿ༻ܦࡁ࢈ۀলฏ̎̓զ͕ࠃܦࡁࣾձͷใԽɾαʔϏεԽʹΔج൫උʢϒϩοΫνΣʔϯٕज़Λར༻ͨ͠αʔϏεʹؔ͢Δࠃ֎ಈௐࠪʣใࠂॻ֓ཁࢿྉ Blockchainͱ:औҾཤྺΛ·ͱΊͨࢄతͳா
Slide 8
Slide 8 text
Ҿ༻ܦࡁ࢈ۀলฏ̎̓զ͕ࠃܦࡁࣾձͷใԽɾαʔϏεԽʹΔج൫උʢϒϩοΫνΣʔϯٕज़Λར༻ͨ͠αʔϏεʹؔ͢Δࠃ֎ಈௐࠪʣใࠂॻ֓ཁࢿྉ Blockchainͱ:औҾཤྺΛ·ͱΊͨࢄతͳா தԝूݖతʹใΛཧ ࢄతʹιϑτΣΞͰใΛཧ
Slide 9
Slide 9 text
Ҿ༻ܦࡁ࢈ۀলฏ̎̓զ͕ࠃܦࡁࣾձͷใԽɾαʔϏεԽʹΔج൫උʢϒϩοΫνΣʔϯٕज़Λར༻ͨ͠αʔϏεʹؔ͢Δࠃ֎ಈௐࠪʣใࠂॻ֓ཁࢿྉ ใͷѻ͍ • P2P͕ͩτϥετϨε • ૬खΛ৴པͤͣʹऔҾՄ ೳ • OpenͰվ͟Μࠔ • γεςϜ͕ݎ࿚(Robust) Blockchainͱ:औҾཤྺΛ·ͱΊͨࢄతͳா
Slide 10
Slide 10 text
Blockchainͷ࠷ۙ(2008ˠ2021) ௨՟ Ծۭؒ Art Robot IoT
Slide 11
Slide 11 text
ڵຯ:Blockhainٕज़Ͱ৫ͷgovernance ࢀߟ:PVTTFG&M'BRJSΒ"OPWFSWJFXPGEFDFOUSBMJ[FEBVUPOPNPVTPSHBOJ[BUJPOTPOUIFCMPDLDIBJO 0QFO4ZN1SPDFFEJOHTPGUIFUI*OUFSOBUJPOBM4ZNQPTJVNPO0QFO$PMMBCPSBUJPO"VHVTU"SUJDMF/P1BHFTr ཧ:Ұ෦ͷݖҖऀ ཧ:Blockchain্ͷιϑτΣΞ
Slide 12
Slide 12 text
ڵຯ:Blockhainͱࣗࢄ Blockchain ࣗࢄγεςϜ :طଘͷγεςϜ ࣗࢄͳ৫ ڱ:طଘͷ৫
Slide 13
Slide 13 text
ڵຯ:Blockhainͱࣗࢄ Blockchain ࣗࢄγεςϜ :طଘͷγεςϜ ࣗࢄత৫ ڱ:طଘͷ৫ ??? طଘͷࣗࢄγεςϜ ???
Slide 14
Slide 14 text
՝:Blockcahinٕज़͕༩͑Δࣗੑʁࢄੑ? Blockchain ࣗࢄγεςϜ :طଘͷγεςϜ ࣗࢄత৫ ڱ:طଘͷ৫ ??? ??? طଘͷࣗࢄγεςϜ ???
Slide 15
Slide 15 text
Blockchain ࣗࢄγεςϜ :طଘͷγεςϜ ࣗࢄత৫ ڱ:طଘͷ৫ ??? ??? ํ:γεςϜͷϑϨʔϜΛ༻ҙ(ൣғͱཁૉͷઃఆ) ՝:Blockcahinٕज़͕༩͑Δࣗੑʁࢄੑ?
Slide 16
Slide 16 text
Solution
Slide 17
Slide 17 text
ఏҊ:ࣗਓγεςϜͱ͍͏ܥ γεςϜͷൣғઃఆ γεςϜͷཁૉઃఆ ܥ:ਓؒͱܦࡁ׆ಈ͕Ͱ͖ΔΑ͏ͳࣗੑͷ͋ΔਓͷγεςϜ
Slide 18
Slide 18 text
γεςϜͷൣғઃఆํ Blockchain ࣗࢄత৫ ڱ:طଘͷ৫ ࣗੑʁ
Slide 19
Slide 19 text
ࣗੑͱࣗಈੑ • ࣗੑ • తୡͷͨΊɺ͍Ζ͍Ζͳৼ͍Λࢼ ͨ͠Γɺ৽ͨͳৼ͍Λ֫ಘͨ͠ΓͰ͖ Δೳྗ • ࣗಈੑ • తୡͷߦಈબ͕γεςϜࣗʹͳ ͍(ਓ࡞ऀʹ͋Δ) ࢀߟࣗɾൃɾ൚༻"*ΞʔΩςΫνϟࣗͱࣗಈͷҧ͍
Slide 20
Slide 20 text
ࣗੑͱࣗಈੑ • ࣗੑ • తୡͷͨΊɺ͍Ζ͍Ζͳৼ͍Λࢼ ͨ͠Γɺ৽ͨͳৼ͍Λ֫ಘͨ͠ΓͰ͖ Δೳྗ • ࣗಈੑ • తୡͷߦಈબ͕γεςϜࣗʹͳ ͍(ਓ࡞ऀʹ͋Δ) ࢀߟࣗɾൃɾ൚༻"*ΞʔΩςΫνϟࣗͱࣗಈͷҧ͍
Slide 21
Slide 21 text
ߴͳࣗੑͱͯ͠ͷࣾձੑ • ࣾձੑ͕͋Δ͔Ͳ͏͔ • ଞͷΤʔδΣϯτͱڠྗͯ͠৫Λߏ ͠ղܾΛ࣮ߦͰ͖Δ͔ • ਓؒͱίϛϡχέʔγϣϯɺܦࡁ׆ಈ͕ Ͱ͖Δ͔ʁ
Slide 22
Slide 22 text
γεςϜͷൣғ
Slide 23
Slide 23 text
γεςϜͷൣғ ࣗਓ • ࣗࣗવ • ࣗવͷࣗੑ • Έෆ໌ • ࣗਓ • ࣗࣗવΛ༻͍ͯɺਓ తʹ࣮ݱ
Slide 24
Slide 24 text
γεςϜͷཁૉ~֓؍~
Slide 25
Slide 25 text
γεςϜͷཁૉ~Membrane~ • Membrane(ບ) • γεςϜͱ֎քΛ͚Δ • ॴ༗ػೳ
Slide 26
Slide 26 text
γεςϜͷཁૉ~Resource~ • Resource(ࢿݯ) • MembraneʹΑͬͯॴ༗Մೳ • Functionʹར༻͢ΔͨΊͷཁૉ • Things,SystemͳͲ...
Slide 27
Slide 27 text
γεςϜͷཁૉ~Function,Service~ • Function(ੜػೳ) • Input:Resource • Output:ResourceService • Service(αʔϏε) • ॴ༗ෆՄೳ • ਓؒʹফඅ͞ΕΔੜ
Slide 28
Slide 28 text
γεςϜͷཁૉ~Governance~ • Governance(Ψόφϯε) • ࣗੑΛ༗͢Δ • ਓؒͷࣗੑΛแ࣮ͯ͠ݱ • Governance͕ͳ͍γεςϜ
Slide 29
Slide 29 text
γεςϜͷཁૉ~֓؍·ͱΊ~
Slide 30
Slide 30 text
After Blockchain
Slide 31
Slide 31 text
BlockchainʹΑΔγεςϜͷӨڹ • ػೳతࢄ • Blockchain ্ʹγεςϜΛ࣮(Membrane Function͕BlockchainϞδϡʔϧͰҰ෦࣮) • ࣗੑͷࢄ • governance͕ࢄ(governance͕Blockchain ͰҰ෦࣮)
Slide 32
Slide 32 text
ػೳతࢄ~Blockchain ্ʹγεςϜΛ࣮~ ใͷѻ͍ • P2P͕ͩτϥετϨε • ૬खΛ৴པͤͣʹऔҾՄೳ • OpenͰվ͟Μࠔ • γεςϜ͕ݎ࿚(Robust)
Slide 33
Slide 33 text
ࣗੑͷࢄ ݖҖऀ தԝతͳgovernance ݖҖऀ ҙࢥܾఆ ҙࢥܾఆʹؔ༩Ͱ͖ͳ͍ࣗੑͷ͋ΔγεςϜ ࿑ಇऀ Ϣʔβʔ גओ ։ൃऀ
Slide 34
Slide 34 text
ࣗੑͷࢄ ۀऀ ࢄతͳgovernance ҙࢥܾఆ ࿑ಇऀ Ϣʔβʔ גओ ։ൃऀ Blockchain ҙࢥܾఆapp
Slide 35
Slide 35 text
ࣗੑࢄͷ͖ɺෆ͖ धཁ͕ෆ໌ͳ Resource,Serviceͷ։ൃ ެڞϨϕϧͰඞཁͳ Resourceͷ։ൃ
Slide 36
Slide 36 text
ࣗੑࢄɺԿ͕͍ͯΔʁ(࣮ࡍ) धཁ͕ෆ໌ͳ Resource,Serviceͷ։ൃ ެڞϨϕϧͰඞཁͳ Resourceͷ։ൃ ௨՟ Computer ۚ༥ धཁ͕͋ΔResource ࣮͕؆୯ͳͷʁʁ
Slide 37
Slide 37 text
BlockchainʹΑΔγεςϜͷӨڹ • ػೳతࢄ • Blockchain ্ʹγεςϜΛ࣮(Membrane Function͕BlockchainϞδϡʔϧͰҰ෦࣮) • ࣗੑͷࢄ • ࣗੑ͕ࢄ(governance͕BlockchainͰҰ෦ ࣮)
Slide 38
Slide 38 text
࣭༻εϥΠυ
Slide 39
Slide 39 text
ࣗࢄγεςϜͷະདྷ • Service,Resource • ResourceϞδϡʔϧԽ • धཁͷ͋ΔResource͕ެڞԽͯ͠Δ • (௨՟,Computer,Storage,Finance,DNSͱ͔...) • ServiceΔ(ͨͩ͠ɺServicecontent+Resource͔...)
Slide 40
Slide 40 text
γεςϜͷཁૉ • طଘͷཁૉ • ใ Information • ࣭ Material • ΤωϧΪʔ Energy • ࡉ͔͗͢Δ • ߟ͍͑ͨͷɺ৫ɺ͋ΘΑ͘application