JP7101031B2 - ブロックチェーン・ネットワーク及びそのための確定方法 - Google Patents

ブロックチェーン・ネットワーク及びそのための確定方法 Download PDF

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JP7101031B2
JP7101031B2 JP2018077368A JP2018077368A JP7101031B2 JP 7101031 B2 JP7101031 B2 JP 7101031B2 JP 2018077368 A JP2018077368 A JP 2018077368A JP 2018077368 A JP2018077368 A JP 2018077368A JP 7101031 B2 JP7101031 B2 JP 7101031B2
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JP2019184908A5 (https=
JP2019184908A (ja
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峰史 小宮山
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BitFlyer Blockchain Inc
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BitFlyer Blockchain Inc
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Priority to JP2018077368A priority Critical patent/JP7101031B2/ja
Priority to US17/046,995 priority patent/US11496290B2/en
Priority to PCT/JP2019/014401 priority patent/WO2019198548A1/ja
Priority to CN201980038788.6A priority patent/CN112262422B/zh
Priority to EP19786149.5A priority patent/EP3779932B1/en
Publication of JP2019184908A publication Critical patent/JP2019184908A/ja
Publication of JP2019184908A5 publication Critical patent/JP2019184908A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H04L9/3239—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • H04L9/3026—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters details relating to polynomials generation, e.g. generation of irreducible polynomials
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Power Engineering (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Storage Device Security (AREA)
JP2018077368A 2018-04-13 2018-04-13 ブロックチェーン・ネットワーク及びそのための確定方法 Active JP7101031B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2018077368A JP7101031B2 (ja) 2018-04-13 2018-04-13 ブロックチェーン・ネットワーク及びそのための確定方法
US17/046,995 US11496290B2 (en) 2018-04-13 2019-03-31 Blockchain network and finalization method therefor
PCT/JP2019/014401 WO2019198548A1 (ja) 2018-04-13 2019-03-31 ブロックチェーン・ネットワーク及びそのための確定方法
CN201980038788.6A CN112262422B (zh) 2018-04-13 2019-03-31 区块链网络及用于其的确定方法
EP19786149.5A EP3779932B1 (en) 2018-04-13 2019-03-31 Blockchain network and finalization method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018077368A JP7101031B2 (ja) 2018-04-13 2018-04-13 ブロックチェーン・ネットワーク及びそのための確定方法

Related Child Applications (1)

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JP2018152152A Division JP6478361B1 (ja) 2018-08-11 2018-08-11 ブロックチェーン・ネットワーク及びそのための確定方法

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JP2019184908A JP2019184908A (ja) 2019-10-24
JP2019184908A5 JP2019184908A5 (https=) 2021-05-27
JP7101031B2 true JP7101031B2 (ja) 2022-07-14

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US (1) US11496290B2 (https=)
EP (1) EP3779932B1 (https=)
JP (1) JP7101031B2 (https=)
CN (1) CN112262422B (https=)
WO (1) WO2019198548A1 (https=)

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US11398916B1 (en) * 2019-12-18 2022-07-26 Wells Fargo Bank, N.A. Systems and methods of group signature management with consensus
KR102234542B1 (ko) * 2019-12-30 2021-03-31 재단법인 경주스마트미디어센터 블록 체인 기반 영상 저작물 관리 방법
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WO2021166931A1 (ja) * 2020-02-21 2021-08-26 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 制御方法、制御装置、及び、プログラム
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US20230125542A1 (en) * 2021-10-22 2023-04-27 Mastercard International Incorporated Method and system of initiating simultaneous start of block formation
CN114553887B (zh) * 2022-01-24 2024-04-05 浙江数秦科技有限公司 一种区块链网络点对点数据传输方法
EP4325811A4 (en) * 2022-07-08 2024-10-02 Tencent Technology (Shenzhen) Company Limited DATA PROCESSING METHOD AND APPARATUS FOR CONSENSUS NETWORK, PROGRAM PRODUCT, DEVICE AND MEDIUM

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Also Published As

Publication number Publication date
US20210119770A1 (en) 2021-04-22
EP3779932A1 (en) 2021-02-17
EP3779932B1 (en) 2026-04-08
CN112262422A (zh) 2021-01-22
EP3779932A4 (en) 2022-01-05
WO2019198548A1 (ja) 2019-10-17
CN112262422B (zh) 2024-07-12
US11496290B2 (en) 2022-11-08
JP2019184908A (ja) 2019-10-24

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