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ブロックチェーン技術概論 / Introduction to Blockchain Technology

ブロックチェーン技術概論 / Introduction to Blockchain Technology

2022年7月6日(水)、ブロックチェーンハブ主催のブロックチェーンアカデミーにて使用したスライドです。

Kenji Saito
PRO

July 06, 2022
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  1. 90 Chief Science Officer / ks91@blockchainhub.co.jp — — 2022-07-06 –

    p.1/36
  2. https://speakerdeck.com/ks91 — — 2022-07-06 – p.2/36

  3. ( ) SFC ( ) CSO (Chief Science Officer) 1993

    ( ) 2006 ( ) SFC 21 P2P (Peer-to-Peer) 2011 ( ) 2018 2019 VR 2021.7 VR 2021.8 “ALL THESE WORLDS ARE YOURS” VR 2021.9 & VR 2021.12 VR 2022.3 VR 2022.5 → ( ) — — 2022-07-06 – p.3/36
  4. — — 2022-07-06 – p.4/36

  5. ( ) ( )( ) — — 2022-07-06 – p.5/36

  6. ( ) ≥ ( / ) ( : TV )

    — — 2022-07-06 – p.6/36
  7. . . . Bitcoin YouTuber ( ) ( ) (

    ) ( ) Bitcoin ( ) YouTube, Zoom, etc. ??? YouTube Zoom ( ) — — 2022-07-06 – p.7/36
  8. ↓ (1) ( ) (2) (3) ( ) — —

    2022-07-06 – p.8/36
  9. /LT(Ledger Technology) ( ) Bitcoin ( ) Open Assets Protocol

    (OAP) ( ) Ethereum ( ) ( ) Polkadot (Ethereum 2.0 LT ) ( / LT) ( ) Hyperledger (Linux Foundation) Fabric (IBM/DAH), Sawtooth (Intel), Iroha ( ), Indy (Sovrin), Besu (ConsenSys) Corda (R3), BBc-1 ( ), etc. — — 2022-07-06 – p.9/36
  10. / (1) 2,100 cm3 (cc) 1 1cm3 10 6.25cm3 ⇒

    ⇒ ( ) — — 2022-07-06 – p.10/36
  11. / (2) ( ) ( ) ( ) ( )

    ( ) → ( ) — — 2022-07-06 – p.11/36
  12. ∼ UTXO (= ) → — — 2022-07-06 – p.12/36

  13. ∼ ท൪߸O ท൪߸O  ท൪߸O  લทͷμΠδΣετ λʔήοτҎԼͰͳ͍ͱ͍͚ͳ͍ ͸Έͩ͠ίʔφʔ μΠδΣετ͕λʔήοτҎԼʹͳΔΑ͏ʹೖΕΔద౰ͳ಺༰

    ( ) → — — 2022-07-06 – p.13/36
  14. ∼ ϖʔδ൪߸O ϖʔδ൪߸O  ϖʔδ൪߸O  ϖʔδ൪߸O  ϖʔδ൪߸O 

    ϖʔδ൪߸O  ϖʔδ൪߸O  ϖʔδ൪߸O  ͬͪ͜ͷྺ࢙͕༗ޮ ( ) — — 2022-07-06 – p.14/36
  15. /DLT ਖ਼౰ੑͷอূ ྫ6590ߏ଄ͱσδλϧॺ໊ ଘࡏੑͷূ໌ ྫ࡞ۀূ໌෇͖ϋογϡνΣʔϯ །Ұੑͷ߹ҙ ྫφΧϞτɾίϯηϯαε ϧʔϧͷهड़ ྫ#5$ͷҠస ɾ

    τϥϯβΫγϣϯͷ಺༰͕վ͟ΜͰ͖ͣɺ ɾ ͦͷΞηοτʹؔ͢ΔաڈͷτϥϯβΫγϣϯྻʹরΒͯ͠ໃ६͕ͳ͘ɺ ɾ ͔ͭɺਖ਼౰ͳϢʔβʹΑΓ౤ೖ͞Ε͍ͯΔ͜ͱΛอূ͢Δ ɾաڈʹ͋ͬͨτϥϯβΫγϣϯͷূڌΛຣফͰ͖ͣɺ ɾ ͔ͭɺաڈʹͳ͔ͬͨτϥϯβΫγϣϯͷূڌΛ፻଄Ͱ͖ͳ͍ ɾໃ६͢Δ;ͨͭͷτϥϯβΫγϣϯ͕౤ೖ͞Εͨ৔߹ɺ ɹ ͍ͣΕ ؔ༩͢Δશһ͕ಉ͡ยํΛબΜͰྺ࢙ͷதʹҐஔ͚ͮΔ ɾΞϓϦέʔγϣϯϩδοΫ Կ͕ਖ਼͍͠τϥϯβΫγϣϯ͔ΛܾΊΔ — — 2022-07-06 – p.15/36
  16. : ( ( ) ) — — 2022-07-06 – p.16/36

  17. (Hyperledger ) ( ) ( ) ( ) ( )

    IoT / / ( , ) — — 2022-07-06 – p.17/36
  18. : . . . : Proof of Existence, Everledger, .

    . . ( ) ( ) / × = NFT (Non Fungible Token) — — 2022-07-06 – p.18/36
  19. (1) — — 2022-07-06 – p.19/36

  20. (2) ( ) ( ) ( ) — — 2022-07-06

    – p.20/36
  21. ( ) ( ) / ( ) : : ,

    ← W3C Verifiable Credentials — — 2022-07-06 – p.21/36
  22. — — 2022-07-06 – p.22/36

  23. ( ) ( ) ( vs. ) ( ) (

    ) ( ) ⇒ ( : BBc-1) DLT : : — — 2022-07-06 – p.23/36
  24. / Bitcoin, Ethereum DLT BBc-1 ( ) ( ) (

    ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ެڞۭؒ ɾτϥϯβΫγϣϯͷূڌΛແؔ܎ͳྺ࢙͕อ༗ ɾͲΕ͔ͷ୆ாΛແໃ६ʹॻ͖׵͑ͯ΋ূڌ͕࢒Δ τϥϯβΫγϣϯ ୆ா υϝΠϯ ϩʔΧϧۭؒ υϝΠϯ ϩʔΧϧۭؒ υϝΠϯ ϩʔΧϧۭؒ Ethereum ( ) → — — 2022-07-06 – p.24/36
  25. — — 2022-07-06 – p.25/36

  26. ( ) (by ) (since 1984) ( ) ( )

    ( ) . . . ( ) Diem ( Libra) — — 2022-07-06 – p.26/36
  27. ( ) ( ) ( ) ( , ) (

    ) ( ) (by ) — — 2022-07-06 – p.27/36
  28. : ⇒ LINE → → ( ) ( ) ⇒

    ( ) → → → . . . — — 2022-07-06 – p.28/36
  29. ( ( )) ( ) / / — — 2022-07-06

    – p.29/36
  30. — 1. ( ) 2. ( ) 3. ( )

    — — 2022-07-06 – p.30/36
  31. → 30 : × — — 2022-07-06 – p.31/36

  32. Amazon Go → — — 2022-07-06 – p.32/36

  33. ( JPY ) (MUFG) S (CBDC) (“Cause-Oriented Economy”) ⇒ —

    — 2022-07-06 – p.33/36
  34. (4 ) ( ) — — 2022-07-06 – p.34/36

  35. ( ) → (AI ) → ← → → /

    / — — 2022-07-06 – p.35/36
  36. — — 2022-07-06 – p.36/36