ハイパーレッジャーとその他の分散レッジャー技術 / Hyperledger and Other Distributed Ledger Technology

2017年12月20日(水)、ブロックチェーンアカデミー「ハイパーレッジャーとその他の分散レッジャー技術」にて使用したスライドです

Transcript

1. CSO / SFC ks91@blockchainhub.co.jp — — 2017-12-20 – p.1/35
2. ( ) SFC ( ) CSO (Chief Science Officer) 1993 M.Eng ( ) 2006 ( ) SFC 17 P2P 2011 → ( ) — — 2017-12-20 – p.2/35
3. Linux Foundation Hyperledger R3CEV Corda IoT IOTA Tangle BBc-1 ( ) — — 2017-12-20 – p.3/35
4. (Linux Foundation) Fabric (IBM), Sawtooth (Intel), Iroha ( ) Corda (R3), Tangle (IOTA), BBc-1 ( ) DLT — — 2017-12-20 – p.4/35
5. /DLT End-to-End ( ) ( ) — — 2017-12-20 – p.5/35
6. (Linux Foundation) https://www.hyperledger.org Apache License, Version 2.0 — — 2017-12-20 – p.6/35
7. / : Proposal → Incubation → Active → Deprecated → End of Life — — 2017-12-20 – p.7/35
8. ( https://www.hyperledger.org/about/members ) — — 2017-12-20 – p.8/35
9. Fabric (IBM) IBM Digital Asset Holdings http://hyperledger-fabric.readthedocs.io/en/latest/ State : Active — — 2017-12-20 – p.9/35
10. ( ) ( ) — — 2017-12-20 – p.10/35
11. Fabric – (Docker) (chaincode) PBFT (Practical BFT) ( ) RocksDB CA PKI v1.0 DB CA BFT : Byzantine Fault Tolerance ( ) CA : Certificate Authority ( ) PKI : Public Key Infrastructure ( ) — — 2017-12-20 – p.11/35
12. Sawtooth (Intel) https://github.com/hyperledger/sawtooth-core State : Active — — 2017-12-20 – p.12/35
13. ( ) (permissioned) (permissionless) Proof of Elapsed Time (PoET) Proof of Work ( ) (Intel ) / Transaction Families — — 2017-12-20 – p.13/35
14. Sawtooth – (transaction families) (PoET ) PoET ( ) (transaction families) — — 2017-12-20 – p.14/35
15. Iroha ( ) https://github.com/hyperledger/iroha State : Active — — 2017-12-20 – p.15/35
16. ( ) DLT : C++ Sumeragi Whitepaper : https://github.com/hyperledger/iroha/blob/master/docs/iroha_whitepaper.md — — 2017-12-20 – p.16/35
17. Iroha – JVM (chaincode) Sumeragi (BFT) → YAC? JVM : Java Virtual Machine (Java ) — — 2017-12-20 – p.17/35
18. Corda (R3), Tangle (IOTA), BBc-1 ( ) — — 2017-12-20 – p.18/35
19. Corda (R3) R3 https://github.com/corda/corda — — 2017-12-20 – p.19/35
20. R3 R3CEV 77 (2017 2 ) 3 SBI R3Net( ) Corda — — 2017-12-20 – p.20/35
21. Corda Corda : : — — 2017-12-20 – p.21/35
22. ( ) + CAP ( DLT ) — — 2017-12-20 – p.22/35
23. Corda – JVM ( ) (Uniqueness Services) UTXO X.509 PKI ( ) X.509 : PKI — — 2017-12-20 – p.23/35
24. Tangle (IOTA) IoT IOTA https://iota.readme.io — — 2017-12-20 – p.24/35
25. IoT TX TX (DAG) ( DAG ) TX Tangle — — 2017-12-20 – p.25/35
26. Tangle – IoT (IOTA) DAG ( ) DAG — — 2017-12-20 – p.26/35
27. BBc-1 (Beyond Blockchain One) https://github.com/beyond-blockchain/bbc1 https://beyond-blockchain.org — — 2017-12-20 – p.27/35
28. Proof of Work Bitcoin ( ) BBc Trust ( ) https://beyond-blockchain.org/public/bbc-trust.pdf ( ) https://beyond-blockchain.org/public/bbc-trust_ja.pdf ( ) Design Paper (white paper) https://beyond-blockchain.org/public/bbc1-design-paper.pdf — — 2017-12-20 – p.28/35
29. BBc-1 — — 2017-12-20 – p.29/35
30. BBc-1 – ( Python) ( DAG) ( ) UTXO v1.0 (2017 ; v0.7) — — 2017-12-20 – p.30/35
31. DLT — — 2017-12-20 – p.31/35
32. ( ) (1) (2) (3) (4) ( ) ⇒ — — 2017-12-20 – p.32/35
33. ( ) (by ) (since 1984) ( ) ( ) ( ) . . . ( ) ⇒ state machine replication — — 2017-12-20 – p.33/35
34. ( ) ( ) ( ) ( ) ( ) ( ) (by ) — — 2017-12-20 – p.34/35
35. — — 2017-12-20 – p.35/35