エンタープライズ領域で活用される代表的なブロックチェーン基盤の紹介

2020/4/22
Blockchain GIG番外編 エンジニアのためのエンタープライズブロックチェーン超入門
エンタープライズ領域で活用される代表的なブロックチェーン基盤の紹介
で喋った資料
「3大エンタープライズブロックチェーン」のQuorum、Hyperledger Fabric、Cordaの基礎知識の紹介

Transcript

1. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 1
   Blockchain GIG番外編
   エンジニアのための
   エンタープライズブロックチェーン超入門
   エンタープライズ領域で活用される
   代表的なブロックチェーン基盤の紹介
   2020/4/22
   日本オラクル株式会社
   クラウド事業戦略統括
   中村岳
   Gaku.Nakamura@oracle.com
   

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2. @gakumura
   @gakumura
   … Hyperledger Fabric
   @
   SIer
   OS AIX
   D
   2
   

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3. …
   Copyright © 2019 Oracle and/or its affiliates
   3
   

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4. Copyright © 2019 Oracle and/or its affiliates
   4
   

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5. 3
   Copyright © 2019 Oracle and/or its affiliates
   5
   ← →
   

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6. •
   •
   • BitCoin Ethereum
   Copyright © 2019 Oracle and/or its affiliates
   6
   

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7. 3
   a.k.a. 3
   •
   •
   •
   Copyright © 2019 Oracle and/or its affiliates
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   Quorum Hyperledger
   Fabric Corda
   

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8. Quorum
   •
   •
   •
   •
   •
   •
   Copyright © 2019 Oracle and/or its affiliates
   8
   

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9. Ethereum→Quorum
   ⇔
   •
   •
   •
   •
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   9
   

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10. Hyperledger Fabric
    •
    •
    •
    •
    •
    Copyright © 2019 Oracle and/or its affiliates
    10
    

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11. Corda
    •
    •
    •
    •
    •
    •
    •
    •
    Copyright © 2019 Oracle and/or its affiliates
    11
    

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12. Copyright © 2019 Oracle and/or its affiliates
    12
    Quorum
    Hyperledger
    Fabric Corda
    Yes Yes Yes
    Yes Yes Yes
    LGPL v3.0 Apache 2.0 Apache 2.0
    J.P. Morgan Chase Hyperledger R3
    Go Go Java
    Solidity Go JavaScript Java Java Kotlin
    https://github.com/jpmorg
    anchase/quorum/wiki
    https://hyperledger-
    fabric.readthedocs.io/
    https://docs.corda.net/
    

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13. Quorum
    • Quorum Node Public State Private State
    • Ethereum Transaction Manager Tessera
    … Private Transaction
    Copyright © 2019 Oracle and/or its affiliates
    13
    Quorum
    Node
    Tx
    Mgr
    L
    Quorum
    Node
    Tx
    Mgr
    L
    

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14. Org X Org Y
    Hyperledger Fabric
    • Peer
    Orderer CA Certificate Authority
    • Organization
    Organization
    Copyright © 2019 Oracle and/or its affiliates
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    Peer
    L
    Ord
    erer
    Ord
    erer
    CA
    Peer
    L
    CA
    Peer
    L
    Peer
    L
    

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15. Corda
    • Node
    •
    Identity Manager Notary
    Network Map Service Root CA Trust Root
    …
    Copyright © 2019 Oracle and/or its affiliates
    15
    Node
    L
    Network
    Map
    Notary
    Identity
    Mgr
    Trust
    Root
    Node
    L
    

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16. •
    •
    •
    •
    •
    •
    •
    •
    •
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    16
    

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17. • DLT
    • Quorum Fabric Corda
    Copyright © 2019 Oracle and/or its affiliates
    17
    A B
    D
    C
    A B
    D
    C
    

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18. Quorum Private Transaction
    • Private Transaction
    • Public State
    Private State
    • Private Transaction Private State
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    18
    App 1
    Tx1; Private for A, B
    Node
    A
    Node
    B
    Node
    C
    Public Private
    Tx2; Public
    2 2
    1
    2
    Public Private
    1
    2
    Public Private
    2
    1
    2
    

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19. Hyperledger Fabric Channel
    • Fabric Channel
    • Channel Organization
    • Channel Channel
    • Channel
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    OrgA Peer OrgB Peer OrgC Peer
    CH1 L1
    L2
    L1 L1
    L2
    L3 L3
    CH2
    CH3
    Org
    A
    Org
    B
    Org
    C
    

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20. Hyperledger Fabric Private Data
    • Channel
    Private Data
    • Private Data
    • Organization …Private Data Collection
    • Private Data Purge
    Copyright © 2019 Oracle and/or its affiliates
    20
    OrgA Peer OrgB Peer OrgC Peer
    Channel 1
    L1
    PD1
    L1 L1
    Private Data
    Collection 1
    PD1
    

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21. Corda
    …
    Copyright © 2019 Oracle and/or its affiliates
    21
    From https://docs.corda.net/docs/corda-os/4.4/key-concepts-ledger.html
    

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22. 3
    a.k.a. 3
    •
    •
    •
    …” ”
    Copyright © 2019 Oracle and/or its affiliates
    22
    Quorum Hyperledger
    Fabric Corda
    

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23. …
    • →
    • hogehoge Quorum Fabric Corda
    →
    → hogehoge
    → handy
    Copyright © 2019 Oracle and/or its affiliates
    23
    

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24. Thank you
    24
    

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