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ブロックチェーン概論 / Overview of Blockchain

ブロックチェーン概論 / Overview of Blockchain

2018年4月6日(金)、Clip ニホンバシで開催されたブロックチェーンアカデミー (ブロックチェーンハブ主催)「ブロックチェーン概論」(ブロックチェーン基盤技術イントロダクション) にて使用したスライドです。

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Kenji Saito
PRO

April 06, 2018
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  1. CSO / SFC ks91@blockchainhub.co.jp — — 2017-10-13 – p.1/42

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

    ( ) 2006 ( ) SFC 17 P2P (Peer-to-Peer) 2011 → ( ) — — 2017-10-13 – p.2/42
  3. ( R&D, 2017.12) : SF + + 2048 — —

    2017-10-13 – p.3/42
  4. — — 2017-10-13 – p.4/42

  5. ( 19:00∼) 4/11 4/18 4/25 5/9 5/16 5/23 : (

    5F; ) — — 2017-10-13 – p.5/42
  6. (by Satoshi Nakamoto) Satoshi ( ) (block; , ) (CS

    ) (chain; ) (CS ) — — 2017-10-13 – p.6/42
  7. ( ) P2P ( ) (double spending) ⇒ ( )

    ← — — 2017-10-13 – p.7/42
  8. ( ) (( ) ) ⇓ ⇓ “Code is Law”

    — — 2017-10-13 – p.8/42
  9. 1) 2) 3) ⇒ ⇒ · / (dependable ) —

    — 2017-10-13 – p.9/42
  10. /DLT(Distributed Ledger Technology) ( ) Bitcoin ( ) Open Assets

    Protocol (OAP) ( ) Ethereum ( ) ( ) Enterprise Ethereum Alliance (↓ ) ( / DLT) ( ) Hyperledger (Linux Foundation) Fabric (IBM/DAH), Sawtooth (Intel), Iroha ( ) Corda (R3), Tangle (IOTA), BBc-1 ( ) — — 2017-10-13 – p.10/42
  11. Beyond Blockchain One (BBc-1) #JUDPJO ͦͷଞͷ ύϒϦοΫϨοδϟʔ BBc-1 ΦʔϓϯͰύϒϦοΫͳɹ෼ࢄϨοδϟʔ ෼ࢄετϨʔδ؅ཧ

    αʔόϨε ۃྗϝΠϯςφϯεϑϦʔ ͳ࣮ߦ؀ڥ ΞϓϦέʔγϣϯ ͦ ͷ ଞ ͞ · ͟ · ͳ Ξ ϓ Ϧ ͷ Մ ೳ ੑ σδλϧ௨՟ 4%, σδλϧΞηοτ "1* ##D ։ൃ߲໨ ҠߦΞγελϯτ ஍ Ҭ ௨ ՟ Ξ ϓ Ϧ ϙ Π ϯ τ Ξ ϓ Ϧ དྷ ྺ ূ ໌ Ξ ϓ Ϧ ʜ ॳظ λʔήοτ ॳظ λʔήοτ ॳظʹ͓͍ͯଘࡏূ໌Λґଘ ݸʑͷετϨʔδαʔϏε Մೳͳλʔήοτ 2017 10 31 (https://github.com/beyond-blockchain/bbc1) — — 2017-10-13 – p.11/42
  12. (1) — — — 2017-10-13 – p.12/42

  13. (2) — RSA, DSA, ECDSA ( DSA; ), etc. RSA

    ← ( ) — — 2017-10-13 – p.13/42
  14. ( ) 1. 10 ( ) 2. 3. 1 —

    — 2017-10-13 – p.14/42
  15. /DLT End-to-End ( ) ( ) — — 2017-10-13 –

    p.15/42
  16. ( / ) EVM ( ) EVM (Ethereum Virtual Machine)

    Gas ( CPU ) — — 2017-10-13 – p.16/42
  17. — — 2017-10-13 – p.17/42

  18. (Hyperledger ) ( ) ( ) ( ) IoT /

    / ( , ) — — 2017-10-13 – p.18/42
  19. : . . . : Proof of Existence, Everledger, Factom,

    . . . (OP_RETURN ) ( ) ( ) × = — — 2017-10-13 – p.19/42
  20. ( KVS DHT) — — 2017-10-13 – p.20/42

  21. — — 2017-10-13 – p.21/42

  22. (2009 1 ∼2018 3 ) 2 → 2 2 →

    — — 2017-10-13 – p.22/42
  23. vs. — — 2017-10-13 – p.23/42

  24. The DAO ( ) The DAO Split ( ) 360

    ETH (50∼60 ) (2016/6/17) ( → ) ( → ; ) ( ) (2016/7/20 ) — — 2017-10-13 – p.24/42
  25. — — 2017-10-13 – p.25/42

  26. : ⇒ ⇒ — — 2017-10-13 – p.26/42

  27. Ether Ether Ether . . . BTC Everledger, Factom OAP

    ⇒ — — 2017-10-13 – p.27/42
  28. ( ) ( ) ( vs. ) ( ) (

    ) ( ) ⇒ ( : BBc-1) DLT : : — — 2017-10-13 – p.28/42
  29. — — 2017-10-13 – p.29/42

  30. ( ) (by ) (since 1984) ( ) ( )

    ( ) . . . ( ) — — 2017-10-13 – p.30/42
  31. ( ) ( ) ( ) ( ) ( )

    ( ) (by ) — — 2017-10-13 – p.31/42
  32. Q. ( ) ( = / = ) ⇒ —

    — 2017-10-13 – p.32/42
  33. ( ) ( ) ( ) — — 2017-10-13 –

    p.33/42
  34. ( ) / / — — 2017-10-13 – p.34/42

  35. — 1. ( ) 2. ( ) 3. ( )

    — — 2017-10-13 – p.35/42
  36. → 30 : × — — 2017-10-13 – p.36/42

  37. OS (2007) — — 2017-10-13 – p.37/42

  38. Amazon Go → — — 2017-10-13 – p.38/42

  39. ( JPY ) MUFG J S (“Cause-Oriented Economy”) ⇒ —

    — 2017-10-13 – p.39/42
  40. (4 ) ( ) — — 2017-10-13 – p.40/42

  41. ( ) → (AI ) → ← → → /

    / — — 2017-10-13 – p.41/42
  42. — — 2017-10-13 – p.42/42