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「フィンテック (2019夏)」第5-6回「フィンテック前夜」 / Night Before ...
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Kenji Saito
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June 24, 2019
Technology
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「フィンテック (2019夏)」第5-6回「フィンテック前夜」 / Night Before FinTech
2019年6月24日、早稲田大学 大学院経営管理研究科の「フィンテック ─ 金融革新とインターネット (2019夏)」第5-6回にて使用したスライドです。
Kenji Saito
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June 24, 2019
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Transcript
ະདྷએݴɻ ୈ 5-6 ճʮϑΟϯςοΫલʯ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ૣҴాେֶ
େֶӃܦӦཧݚڀՊ ߨࢣ (ඇৗۈ) ੪౻ ݡ࣐
[email protected]
ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.1/44
͜ͷεϥΠυ https://speakerdeck.com/ks91 ʹஔ͔Ε͍ͯ·͢ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6
ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.2/44
εέδϡʔϧ(Ծ) ୈ 1 ճ 6݄10 ϑΟϯςοΫͱԿ͔ (1) • ୈ 2
ճ 6݄10 ϑΟϯςοΫͱԿ͔ (2) • ୈ 3 ճ 6݄17 Πϯλʔωοτͷٕज़ͱΨόφϯε (1) • ୈ 4 ճ 6݄17 Πϯλʔωοτͷٕज़ͱΨόφϯε (2) • ୈ 5 ճ 6݄24 ϑΟϯςοΫલ (1) • ୈ 6 ճ 6݄24 ϑΟϯςοΫલ (2) • ୈ 7 ճ 7݄ 1 ϒϩοΫνΣʔϯ (1) ୈ 8 ճ 7݄ 1 ϒϩοΫνΣʔϯ (2) ୈ 9 ճ 7݄ 8 Ϩοδϟʔ (ா) ٕज़ͱ৽ͨͳΞϓϦέʔγϣϯج൫ (1) ୈ10ճ 7݄ 8 Ϩοδϟʔ (ா) ٕज़ͱ৽ͨͳΞϓϦέʔγϣϯج൫ (2) ୈ11ճ 7݄15 αΠόʔϑΟδΧϧࣾձͱۚ༥ͷະདྷ (1) ୈ12ճ 7݄15 αΠόʔϑΟδΧϧࣾձͱۚ༥ͷະདྷ (2) ୈ13ճ 7݄22 ϑΟϯςοΫɾΞΠσΞιϯ (1) ୈ14ճ 7݄22 ϑΟϯςοΫɾΞΠσΞιϯ (2) ୈ15ճ 7݄29 ൃදͱ૯ׅ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.3/44
ࠓिͷࠂ ࣗࢄࣾձϑΥʔϥϜ ΞΧσϛʔΩϟϯϓ 2019 Ն ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն
ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.4/44
DASF / ࣗࢄࣾձϑΥʔϥϜ ࣗత͔ͭ҆ఆతʹࣗݾӡಈͰ͖Δࣾձͷ࣮ݱʹ͚ͯ ݚڀձΛ։࠵͍ͯ͘͠४ֶձతͳαϩϯͰ͢ https://dasf.global ݚڀςʔϚ P2PɺϒϩοΫνΣʔϯɺࢄϨοδϟʔɺσδλϧ௨՟ɺٿن OSɺจ໌ߏஙΩοτ (3D
ϓϦϯςΟϯάʹΑΔجຊಓ۩ͷҹ)ɺͳͲͷ৽͍͠ࢄܕςΫϊϩδʔɺ ͦΕΒΛࣾձ͕Ͳ͏ड͚༰Ε͍͔ͯ͘ʹ͍ͭͯ ͥͻࢀՃΛ͝ݕ౼͍ͩ͘͞ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.5/44
ΞΧσϛʔΩϟϯϓ 2019Ն ΞΧσϛʔΩϟϯϓ 2019 ՆʮੈքΛ࠶ൃ໌ͤΑ ∼ REINVENT THE WORLDʯ ୈ
1 ظ : 8 ݄ 2 (ۚ)∼6 (Ր) [4 ധ 5 ] @ SFC (༧ఆ) ୈ 2 ظ : 8 ݄ 12 (݄)∼16 (ۚ) [4 ധ 5 ] @ ۚീܠ ౡ͔Βͷখதֶੜɾߴߍੜͱౡɾؔ౦ͷେֶੜɾӃੜ͕ͨͪࢀՃ ελοϑࢀՃඅ 5,000 ԁͷ༧ఆ (৯අɾ॓ധඅɾอݥྉ ॾʑࠐΈ) ࠓ৽͍͠ʮࣾձͱςΫϊϩδʔʯͷମݧ͕ຬࡌʂ ͜Ͳ͔ͨͪΒଓʑͱʮੈքͷԿΛ࠶ൃ໌͍͔ͨ͠ʯ͕ಧ͍͍ͯ·͢ ืू͢ΔϘϥϯςΟΞ ɺ͜Ͳͨͪͱ͢ΔάϧʔϓϦʔμʔ/อ݈൝/৯ࣄ൝ اըɾӡӦʹؔΘΔελοϑ ͥͻฃͬͯ͝ࢀՃΛʂ https://forms.gle/XtwGNeCy83waekot8 ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.6/44
ࠓͷτϐοΫ 1. ՝ϨϏϡʔ 2. ՖͻΒ͍ͨΣϒͷੈք World Wide Web ͷੜͱਐԽ 3.
API ͷੈք Application Programming Interface 4. ౼ٞ : ϑΟϯςοΫͱΠϯλʔωοτ 5. ՝ͷग़ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.7/44
1. ՝ϨϏϡʔ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ
— 2019-06-24 – p.8/44
՝2.ʮۜߦɾϖΠϝϯτ APIʯ ۜߦ ⃝⃝Pay ͕ API (Application Programming Interface) Λެ։͢Δ
͜ͱΛલఏʹɺ৽͍͠۩ମతͳΞϓϦέʔγϣϯΛͻͱͭߟ͑ɺ ؆ܿʹड़͍ͯͩ͘͞ ఏग़ظݶ 2019 6 ݄ 22 () 17:59 JST ఏग़ํ๏ Course N@vi ͔Β ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.9/44
ͱରࡦ . . . ճͷΛݟ·͢ ରࡦ . . .
͜Ε͔ΒतۀΛΑΓΑ͘͢ΔͨΊͷରࡦΛߟ͑·͢ 19+α ໊த 18 ໊ఏग़ (ࠓேͷ࣌) (ΕͯΑ͍ͷͰఏग़͠·͠ΐ͏) େม໘ന͔ͬͨͰ͢ʂ શ෦ϐοΫΞοϓ͍ͨ͘͠Β͍Ͱͨ͠ Έͳ͞ΜͷΞΠσΞ ͳΜͰ Pay, Λஷۚ, ͓ᩱમɾॕّɾ߳య, ަ௨ػؔख, േۚ, தখاۀ͚ࢿ࢈ӡ༻, ϞϥϧείΞʹͱͮ͘༥ࢿ, P2P ॅϩʔϯ, ֬ఆਃࠂ, ߴྸऀ͚, ϙΠϯτҰׅཧ, ࢿ࢈ӡ༻ఏҊ, ຊਓ֬ೝ, ܦඅਫ਼ࢉ, ύʔτφʔϚονϯά, ૹۚ, ίϯαϧϚονϯά ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.10/44
H͞Μͷ࡞ εϚϗܾࡁΞϓϦʢPaypay, LINE Pay ͳͲʣͱඇ৮ܕϓϦϖΠυΧʔυ ʢSuica, nanaco ͳͲʣΛͻͱͭͷΞϓϦʹ·ͱΊͨʮͳΜͰ Pay]ʢԾশʣ ⇒
ͥͻ࣮ݱͯ͠΄͍͠Ͱ͢Ͷ ϨϙʔτͰΫϨδοτΧʔυʹ͍ͭͯॻ͔Ε͍ͯ·ͨ͠ ͕ࣾ “Internet of Money” Λඪᒗ͍ͯ͠ΔΑ͏Ͱ͕͢ɺຊདྷ͜͏͍͏͜ͱͰʁ IP over everything, everything over IP ͦͷ͏ͪ՟ฎͰ͋Δ͔Ͳ͏͔͕ؔͳ͘ͳͬͯ͘Δͱࢥ͍·͢ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.11/44
O͞Μͷ࡞ ••pay Λར༻ͨ͠ࡍͷֹʢ1 ԁ 21 ԁͳͲܻҙઃఆʣΛҙࣝͤͣ ۜߦʹஷۚͰ͖ΔΑ͏ʹ͢ΔαʔϏε Βͳ͍͏ͪʹੵཱஷ͕ۚͰ͖ΔαʔϏε ⇒ ͳΜ͔ૉΒ͍͠ʂ
͜ΕͰ 2,000 ສԁஷΊΔͷେม͔͠Ε·ͤΜ͕ . . . ;-p ͱ͍͏ͷ·͞ʹݱۚͷײ֮ͳͷͰɺ ʮऩೖͷׂ̍ʯΈ͍ͨͳઃఆՄೳʹͯ͠ɺ ͞ΒʹدʹԠ༻͢ΔͳͲɺ͕Γ͕ظͰ͖·͢Ͷ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.12/44
K͞Μͷ࡞ ͓ᩱમΞϓϦ ຊதͷਆࣾʹΞϓϦΛ௨͓ͯ͡ᩱમΛ͡Δͷ ͜Ε͔Βগࢠߴྸࣾձ͕·͢·͢ਐΉதɺߴྸऀͷࣗಈंͷ͋ͬͯɺ ͳ͔ͳ͔ࣗͷͰਆࣾʹΛӡʹ͍͘ੈͷதʹͳ͍ͬͯ͘ ·ͨਓޱݮগଓͨ͘Ίɺຊதͷ༗໊ͳਆࣾͷࢀഈ٬͕ݮΔՄೳੑ͕ߴ͘ɺ ͦͷͨΊΞϓϦΛ௨͓ͯ͡ᩱમΛ֫ಘ͢Δਆࣾଆͷχʔζ͕ Ͱͯ͘ΔͷͰͳ͍͔ ⇒ ΞϦͰ͢Ͷ
← ແͳԠ ͋Δҙຯɺ՟ฎͷຊ࣭Λಥ͍ͯ͘ΔΞΠσΞͩͱࢥ͍·͢ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.13/44
K͞Μͷ࡞ ަ௨ػؔͷखɾܾࡁΞϓϦ Money Forward ͷަ௨Πϯϑϥ൛ʹ͍ۙΠϝʔδ ߦઌΛઃఆ͢Δͱɺݱࡏʢઃఆʣ͔Βߦઌ·Ͱʹؔ࿈͢Δަ௨ػؔΛΞϓϦ্Ͱࣗಈܾࡁɾ ࣗಈखʢ࣌ؒ༏ઌɺίετ༏ઌͳͲϢʔβͷᅂʹ߹Θͤͯख͞ΕΔͱΑΓΑ͍ʣ ܾࡁۜߦ ⃝⃝Pay શͯͷަ௨ػ͕ؔରʢߤۭɾమಓɾόεɾλΫγʔͳͲʣ
ʢྫ͑ݩ͔Βత·Ͱͷ JR→ ৽װઢ → ϝτϩ → ࢲమ → ۭߓɾඈߦػ → λΫγʔΛख͢Δʣ ·ͣڑҠಈɺΠϯόϯυଞ؍ޫΛλʔήοτ ⇒ χʔζ͋Γ·͢Ͷ χʔζ͕͋Δͱ͍͏͔ɺݴΘΕͯΈΕ͔֬ʹͦͷ௨ΓͰɺ࣮ࡍʹ͡·Δͱɺ ͜Ε͕ແ͔͕ͬͨ࣌૾Ͱ͖ͳ͘ͳΔύλʔϯ ॓ധϓϥεͰ͢Ͷ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.14/44
U͞Μͷ࡞ ʻ֬ఆਃࠂΞϓϦʼ ۩ମྫɿ څ༩ॴಘऀͷಛఆࢧग़߇আʢେֶӃͷतۀྉɺඞཁܦඅʣͷࣗಈਃࠂΞϓϦ ۜߦͱϚωʔϑΥϫʔυͷΑ͏ͳۀऀ͕ API ͰՈܭΛࣗಈ࡞ ⇒ Ͱ͋ΕɺؒͷऔҾ໌ࡉΛμϯϩʔυ͠ɺݸਓͷ໘ͳ֬ఆਃࠂΛ ৽ΞϓϦέʔγϣϯͰ࣮ݱʢϫϯετοϓͰ֬ఆਃࠂ͕Ͱ͖Δʣ
⇒ ͦ͏͋Δ͖Ͱ͢Ͷ ͲΜͲΜ͍͖·͠ΐ͏ʂ → ϚωʔϑΥϫʔυ͞· ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.15/44
N͞Μͷ࡞ ֤খചళͳͲͰങ͍Λͨ࣌͠ͷܾࡁཤྺͰϙΠϯτΛউखʹҰׅཧ͢Δ ΞϓϦέʔγϣϯ ిࢠϚωʔΧʔυͰͷܾࡁ࣌ʹɺஷ·͍ͬͯΔϙΠϯτܾࡁֹ͔ۚΒ উखʹਗ਼ࢉ ফඅऀ͕ϙΠϯτΛཧ͠ͳͯ͘Α͘ͳΔ ϙΠϯτൃߦࣾଆϙΠϯτཧͷίετݮʹͳΔ ʢϙΠϯτͱ͓ۚͷ۠ผ͕ͳ͘ͳΓͦ͏ ୯ͳΔҾ͖த৺ʹͳΓɺϙΠϯτࣗମ͕ͳ͘ͳΔ͔ʣ ⇒
͢Ͱʹ ⃝⃝Pay ͦ͏͍͏ϞσϧͰಈ͍͍ͯΔઅ͕͋Γ·͢Ͷ ϒϥϯυɾϩΠϠϧςΟΈ͍ͨͳͷผͷͱ͜ΖͰܗ͞ΕΔͷ͔͠Ε·ͤΜ ΞϓϦͳΒϢʔβͷߦಈΛשىͰ͖·͢ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.16/44
M͞Μͷ࡞ ຊਓ֬ೝ API ۜߦؒͰຊਓ֬ೝใΛڞ༗ ͞ΒʹਐΊɺ࣏ࣗମʢॴʣͱใΛ࿈ܞ͓ͯ͘͜͠ͱͰɺ̍ճͷຊਓ֬ೝ͕ ༷ʑͳͱ͜ΖͰྲྀ༻Մೳ ·ͨ FinTech اۀܾࡁαʔϏεͷҰͭͷωοΫʹຊਓ֬ೝ͕͋Δ͕ɺ͜Ε API
࿈ܞʢۜߦ࣏ࣗ͘͠ମʣ͢Δ͜ͱͰղܾͰ͖ɺશ͕ͯඇର໘औҾͰ ݁Ͱ͖ΔΑ͏ʹͳΔ ⇒ ͥͻਐΊ͍ͨͰ͢Ͷ M ͞ΜʮݸਓใΛڞ༗͢Δ͜ͱͷ๏తʯΛ՝ͱͯ͠ࢦఠ͍ͯ͠·͢ ͲͷΑ͏ʹղܾͰ͖ΔͰ͠ΐ͏͔ (·ͨɺͦΕຊʹͰ͠ΐ͏͔) ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.17/44
S͞Μͷ࡞ ʲ⃝⃝ ϖΠ × ܦඅਫ਼ࢉʳ ⃝⃝ ϖΠͱձࣾͷܦඅਫ਼ࢉγεςϜΛΫϥυͰ࿈ಈͤ͞Δ͜ͱʹΑͬͯ ʮࢧʹձࣾͷܦඅਫ਼ࢉʯΛՄೳʹ͢Δ ྖऩॻ͕ඞཁͰ͋ΕΞϓϦͰεϚϗΧϝϥىಈͤ͞ɺ ը૾ΛఴͰ͖ΔΑ͏ʹ͢Δ
ϓϥΠϕʔτΞΧϯτͱඃͬͯ͠·Θͳ͍Α͏ʹձࣾ༻ΞΧϯτΛ࡞͠ɺ Γସ͕͑༰қʹߦ͑ΔΑ͏ͳϢʔβʔΠϯλʔϑΣʔεʹ͢Δ ܦཧॲཧΛߦ͏ଆෆਖ਼ͷڪΕ͕ݮΓɺೖྗͷख͕ؒল͚Δ ྖऩॻ AI ʹಥ߹ͤͯ͞ɺҰக͠ͳ͍࣌Τϥʔදࣔ͢Δ ⇒ ཧ͢Δͱ͞ΒʹΑ͘ͳΓͦ͏Ͱ͢Ͷ આ໌ͷ͚͔ͩ͠Ε·ͤΜ . . . ैۀһ͕ձࣾΞΧϯτͰࢧ͑Δͱ͍͏ҙຯͰ͔͢Ͷ ຊདྷྖऩॻσδλϧʹ͖͢Ͱ͢͠ɺͥͻͦ͏͍͏ํͰ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.18/44
2. ՖͻΒ͍ͨΣϒͷੈք ΠϯλʔωοτͷΞϓϦέʔγϣϯ World Wide Web ͷੜɺٕज़ͱਐԽ World Wide Web
ͷؼ݁ͱ՝ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.19/44
మಓϞσϧͱ TCP/IP (͓͞Β͍) ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6
ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.20/44
ԼԿͰ͍͍ (͓͞Β͍) ͲΜͳʮԼʯ͕͋Γ·ͨ͠/͋Γ·͔͢ʁ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6
ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.21/44
ΞϓϦέʔγϣϯͱϙʔτ൪߸ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ —
2019-06-24 – p.22/44
ΫϥΠΞϯτ/αʔόϞσϧ Πϯλʔωοτ্ͷ௨৴ͷجຊϞσϧ ͷͻͱͭ 2 छྨͷίϯϐϡʔλ αʔό : αʔϏεΛఏڙ͢Δίϯϐϡʔλ ΫϥΠΞϯτ :
αʔϏεΛड͚Δίϯϐϡʔλ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.23/44
ΣϒҎલ ΠϯλʔωοτΛԿʹ͍͔ͬͯͨ (શ෦ࠓ͋Δ) ΟϯυγεςϜ (X window) ϝʔϧ (SMTP/POP) ωοτχϡʔε (NNTP)
Ԍ্ͱ͔͔࣌Β͋ͬͨ ϑΝΠϧసૹ (FTP) ҎԼɺ΄΅Σϒͱಉ࣌ظʹొ νϟ οτ (IRC) ใݕࡧ (gopher) ࠓ΄ͱΜͲΘΕ͍ͯͳ͍ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.24/44
Σϒ ใڞ༗ͷํ๏ͷมԽ ϑΝΠϧอଘɾڞ༗αʔϏε ϑΝΠϧΛαʔό্ʹอଘʢΞοϓϩʔυʣ ϢʔβαʔόʹΞΫηεͯ͠ϑΝΠϧΛμϯϩʔυ ⇓ WWW : World Wide
Web ϑΝΠϧͷதʹʮؔ࿈ʯΛࣔ͢ϦϯΫΛຒΊࠐΉ → ϋΠύʔςΩετ (by Ted Nelson, 1963, 1974) ੈքதͷϑΝΠϧ͕૬ޓʹϦϯΫΛுΔ༷ࢠΛʮ͘ͷ (web)ʯʹ ݟཱͯʮੈքΛൣғͱͨ͠Σϒʯͱ໋໊ ༷ʑͳσʔλ͕༗ػతʹ݁ͼ͍ͭͨσδλϧใج൫ͱͳΔ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.25/44
World Wide Web ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6
ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.26/44
World Wide Web ͷੜɺٕज़ͱਐԽ ϋΠύʔςΩετͱΠϯλʔωοτͷૉఢͳग़ձ͍ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն
ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.27/44
World Wide Web ͷྺ࢙ 1989 CERN ͷ Tim Berners-Lee
ʹΑΔاըҊͷ࡞ ϋΠύʔςΩετͷ֓೦Λ࠾༻ 1990 WWW αʔόͱ WWW ϒϥβΛ NeXT ্ʹ࣮ HTML 1.0 Ҋ 1991 WWW γεςϜʢαʔόɾϒϥβɾϥΠϒϥϦʣΛϦϦʔεɺ େֶɾݚڀ͕ࣨར༻Λ։࢝ 1993 Mark Andreessen Β͕ϒϥβ Mosaic Λ։ൃɺ WWW ར༻͕Ұൠʹ·Δ 1994 Tim Berners-Lee ͕ W3C (World Wide Web Consortium) Λઃཱ 1995 HTML 2.0 ൃߦ 2014 HTML5 ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.28/44
World Wide Web Λߏ͢Δཁૉٕज़ HTTP/HTTPS HyperText Transfer Protocol (Secure) HTML
ϑΝΠϧͷసૹʹ͏ϓϩτίϧ HTML Hyper Text Markup Language Web ϖʔδΛهड़͢ΔͨΊͷϚʔΫΞοϓݴޠ W3C ੍͕ఆɾקࠂ URI Uniform Resource Identifier ΠϯλʔωοτͰͷใࢿݯ (Ϧιʔε) ͷॅॴ URL(Uniform Resource Locator) URI ͷ࣮ݱํ๏ͷͻͱͭ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.29/44
URL (౷Ұใࢿݯϩέʔλ) ͷܗࣜ https εΩʔϜͷ߹ εΩʔϜ https://www.google.com ϗετ໊ : ϙʔτ
443 /search ύε ? ݕࡧจࣈྻ q = refrigerator ϙʔτ (൪߸)ɺύεɺݕࡧจࣈྻলུͰ͖·͢ https εΩʔϜͷ߹ɺϙʔτ൪߸লུ࣌ 443 Ͱ͢ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.30/44
HTTPS ͷσϞ $ openssl s_client -connect www.waseda.jp:443 ͔Βͷ GET /
͓ख࣋ͪͷڥʹ openssl ΛΠϯετʔϧ͓ͯ͠ࢼ͍ͩ͘͠͞ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.31/44
HTTP/HTTPS ͷಛ 1 ճͷཁٻʹ͖ͭ 1 ͭͷϦιʔε (ϑΝΠϧ) ΛήοτͰ͖Δ ͦΕͧΕͷཁٻಠཱ͍ͯ͠Δ ݩʑͷతͷୡʹɺͦΕͰेͩͬͨ
ݩʑͷత → จͷจॻͷ؆୯ͳΞΫηε ͕ͩͦΕͰෆेͳԠ༻͕ͨ͘͞Μग़ݱ͠ . . . Ұ࿈ͷཁٻΛηογϣϯͱͯ͠ѻ͍ͨ͘ͳͬͨ γϣ οϐϯάɺձһ੍αΠτͷϩάΠϯɺetc. ͦͷͨΊͷɺঢ়ଶΛอ࣋͢ΔͨΊͷٕज़ ঢ়ଶͷදݱΛؚΉϢχʔΫͳ URL ੜ HTTP cookie ΞΫηετʔΫϯ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.32/44
ΞΫηετʔΫϯͷҰൠܗ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ —
2019-06-24 – p.33/44
World Wide Web ͷؼ݁ͱ՝ Πϯλʔωοτͷ͍ํͷมԽ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն
ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.34/44
World Wide Web ͕ͨΒͨ͠ͷ ใͷࢄԽ ใʮϦϯΫʯΛؚΉΑ͏ʹͳΓɺࢄͨ͠αʔόؒͰใ͕༗ػతʹ ݁ͼ͚ͭΒΕΔ ใఏڙऀϦϯΫΛҙࣝͯ͠ใ (σʔλ) Λ࡞
ใར༻ऀϦϯΫΛ୧Γ৽ͨͳใ (σʔλ) Λऔಘ ใ (σʔλ) ͷ୳͠ํ ใ (σʔλ) ͕֨ೲ͞Ε͍ͯΔαʔόʮԿΒ͔ͷํ๏ʯͰ୳͢ αʔόͷ͕ଟ͘ɺେྔͷใ (σʔλ) ͕ࢄͯ͠ଘࡏ ݕࡧΤϯδϯ ใ (σʔλ) ͷू·Γํ Πϯλʔωοτதʹࢄͯ͠ଘࡏ͢Δ͕ɺར༻ऀͷ૿Ճʹ͍ਓؾͷ͋Δ ใ (σʔλ) Λ࣋ͭαʔόʹΞΫηεूத ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.35/44
3. API ͷੈք API : Application Programming Interface ΞϓϦέʔγϣϯ͕Կ͔ͷػೳΛར༻͢ΔͨΊͷΠϯλϑΣʔε Web
API : HTTP ϦΫΤετʹΑΔ API ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.36/44
REST (Representational State Transfer) εςʔτϨεͳΫϥΠΞϯτ/αʔό ϓϩτίϧ Α͘ఆٛ͞Εͨૢ࡞ηοτ POST, GET (͖ͬ͞σϞͨ͠),
PUT, DELETE vs. CRUD (Create/Read/Update/Delete) ϦιʔεΛ URI ͰҰҙʹࣝผ͢Δ ΞϓϦέʔγϣϯͷใͱঢ়ଶભҠͷ྆ํΛѻ͑ΔϋΠύʔϝσΟΞ ঢ়ଶભҠͷྫɹ (ྫ͑ΣϒͰʮϖʔδ = ঢ়ଶʯͱͯͦ͠ͷঢ়ଶͰͷՄೳͳૢ࡞Λఏࣔ͢Δ) ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.37/44
4. ౼ٞ : ϑΟϯςοΫͱΠϯλʔωοτ ͜Ε·ͰֶΜͩΠϯλʔωοτͱͦͷΞϓϦέʔγϣϯͷߏɺͲͷΑ͏ʹ ϑΟϯςοΫʹӨڹΛ༩͍͑ͯΔͰ͠ΐ͏͔ ·ͣྡͷਓͨͪͱରͯ͠ɺͦΕ͔ΒશମͰٞ͠·͠ΐ͏ ࣍ϖʔδҎ߱ʹࢀߟʹͳΔεϥΠυΛ࠶ܝ͠·͢ ϑΟϯςοΫ —
ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.38/44
ϑΟϯςοΫͷ IDEA (࠶ܝ) Financial Inclusion (ۚ༥แઁ) Financial Democracy (ۚ༥σϞΫϥγʔ) User
Experience (ސ٬ͷମݧɾຬ) Architecture as Law (๏ͱͯ͠ͷΞʔΩςΫνϟ) ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.39/44
ΠϯλʔωοτΞʔΩςΫνϟͷ10ͷಛੑ (࠶ܝ) (1) άϩʔόϧ (2) ಠཱɾࣗγεςϜ (ݖҖ৫͕ͳ͍) ͱιʔγϟϧੑ (3) ͭͳ͕Δ͜ͱ͕લఏ
(4) ٿ্Ͱ།Ұ (5) ίϞϯζڥͷఏڙ (6) બࢶͷఏڙ (7) ػձͷఏڙ (8) ʮେ·͔ͳ߹ҙʯͱʮಈ͘ͷʯ͔͠৴༻͠ͳ͍ (9) ಁ໌ੑͱ End-to-End (10) ϕετΤϑΥʔτ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.40/44
౼ٞ ͲͷΑ͏ͳͰʮΠϯλʔωοτΞʔΩςΫνϟͷಛੑʯʮϑΟϯςοΫͷ IDEAʯʹ݁ͼ͍͍ͭͯΔͰ͠ΐ͏͔ Ͱ͖Δ͚ͩଟ͘ͷߟ͑ํΛڍ͍͛ͯͩ͘͞ ͦͷ͋ͱɺ ʰϛπόνͷձٞʱ෩ʹ શάϧʔϓʹॱ൪ʹҙݟײΛٻΊ·͢ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ
2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.41/44
5. ՝ͷग़ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ
— 2019-06-24 – p.42/44
՝3.ʮϒϩοΫνΣʔϯʯ ۚ༥αʔϏεͷ۩ମྫΛͻͱͭڍ͍͛ͯͩ͘͞ (1) Ϣʔβ͕ʮΤϯυ (end; ͬ͜)ʯͩͱͨ͠߹ɺͦͷྫͰ ਓ͕ؔΘΔʮத৺ʯԿͰ͔͢ʁ (2) ͦͷத৺͕ࣗಈԽ͞ΕΔͱαʔϏεͲ͏มΘΓ·͔͢ʁ ఏग़ظݶ
2019 6 ݄ 29 () 17:59 JST ఏग़ํ๏ Course N@vi ͔Β ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ — 2019-06-24 – p.43/44
·ͨདྷिʂ ϑΟϯςοΫ — ۚ༥ֵ৽ͱΠϯλʔωοτ 2019 Ն ୈ 5-6 ճʮϑΟϯςοΫલʯ —
2019-06-24 – p.44/44