JP7750832B2 - ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル - Google Patents

ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル

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Publication number
JP7750832B2
JP7750832B2 JP2022528023A JP2022528023A JP7750832B2 JP 7750832 B2 JP7750832 B2 JP 7750832B2 JP 2022528023 A JP2022528023 A JP 2022528023A JP 2022528023 A JP2022528023 A JP 2022528023A JP 7750832 B2 JP7750832 B2 JP 7750832B2
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Japan
Prior art keywords
transaction
party
blockchain
public key
message
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Active
Application number
JP2022528023A
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English (en)
Japanese (ja)
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JP2023502057A (ja
JP2023502057A5 (https=
Inventor
ジョセフ，ダニエル
スティーヴン ライト，クレイグ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nchain Holdings Ltd
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Nchain Holdings Ltd
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Publication date
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Publication of JP2023502057A publication Critical patent/JP2023502057A/ja
Publication of JP2023502057A5 publication Critical patent/JP2023502057A5/ja
Priority to JP2025159101A priority Critical patent/JP2026021297A/ja
Application granted granted Critical
Publication of JP7750832B2 publication Critical patent/JP7750832B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H04L9/3226—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 a predetermined code, e.g. password, passphrase or PIN
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/401—Transaction verification
    • G06Q20/4014—Identity check for transactions
    • 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
    • H04L9/321—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 a third party or a trusted authority
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/42—Confirmation, e.g. check or permission by the legal debtor of payment
    • G06Q20/425—Confirmation, e.g. check or permission by the legal debtor of payment using two different networks, one for transaction and one for security confirmation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/12—Applying verification of the received information
    • 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
    • H04L9/3218—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 proof of knowledge, e.g. Fiat-Shamir, GQ, Schnorr, ornon-interactive zero-knowledge proofs
    • H04L9/3221—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 proof of knowledge, e.g. Fiat-Shamir, GQ, Schnorr, ornon-interactive zero-knowledge proofs interactive zero-knowledge proofs
    • 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
    • H04L9/32—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
    • H04L9/32—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
    • H04L9/3271—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 challenge-response
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Finance (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
JP2022528023A 2019-11-15 2020-10-15 ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル Active JP7750832B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025159101A JP2026021297A (ja) 2019-11-15 2025-09-25 ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1916644.6A GB2589090A (en) 2019-11-15 2019-11-15 Identity verification protocol using blockchain transactions
GB1916644.6 2019-11-15
PCT/IB2020/059676 WO2021094854A1 (en) 2019-11-15 2020-10-15 Multi factor authentication using blockchain transactions

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025159101A Division JP2026021297A (ja) 2019-11-15 2025-09-25 ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル

Publications (3)

Publication Number Publication Date
JP2023502057A JP2023502057A (ja) 2023-01-20
JP2023502057A5 JP2023502057A5 (https=) 2023-09-26
JP7750832B2 true JP7750832B2 (ja) 2025-10-07

Family

ID=69063357

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022528023A Active JP7750832B2 (ja) 2019-11-15 2020-10-15 ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル
JP2025159101A Pending JP2026021297A (ja) 2019-11-15 2025-09-25 ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025159101A Pending JP2026021297A (ja) 2019-11-15 2025-09-25 ブロックチェーントランザクションを使用したアイデンティティ検証プロトコル

Country Status (6)

Country Link
US (1) US12250313B2 (https=)
EP (1) EP4046326A1 (https=)
JP (2) JP7750832B2 (https=)
CN (1) CN115119531B (https=)
GB (1) GB2589090A (https=)
WO (1) WO2021094854A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112311538B (zh) * 2020-10-30 2024-04-23 北京华弘集成电路设计有限责任公司 一种身份验证的方法、装置、存储介质及设备
CN112749409B (zh) * 2021-01-06 2024-03-08 上海零数众合信息科技有限公司 一种区块链中基于随机数的加密方法
US12579542B2 (en) * 2021-06-30 2026-03-17 Block, Inc. Systems and methods for key sharing for cryptocurrency transactions
US12430645B2 (en) * 2021-10-27 2025-09-30 Mastercard International Incorporated Method and system for authorization and settlement in blockchain transactions
WO2023164683A1 (en) * 2022-02-25 2023-08-31 Earn Re, Inc. Minting and transacting tokenized differentiated energy attributes using blockchain
US12153702B2 (en) * 2022-02-25 2024-11-26 Micro Focus Llc Using a trusted authority to enforce encryption levels/authentication levels in a blockchain
US20230308283A1 (en) * 2022-03-22 2023-09-28 Hewlett-Packard Development Company, L.P. Blockchain program verifications
US20250363860A1 (en) * 2024-05-21 2025-11-27 Igt Gaming establishment retail account transfers following refund events

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106453271A (zh) 2016-09-21 2017-02-22 江苏通付盾科技有限公司 身份注册方法及系统、身份认证方法及系统
WO2019034983A1 (en) 2017-08-15 2019-02-21 nChain Holdings Limited GENERATION OF RANDOM NUMBERS IN A BLOCK CHAIN
WO2019115936A1 (fr) 2017-12-14 2019-06-20 CopSonic Dispositif de stockage de clés numériques pour signer des transactions sur une chaine de blocs
WO2019194803A1 (en) 2018-04-04 2019-10-10 Black Gold Coin, Inc. Systems and methods for personal identification and verification

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9374369B2 (en) * 2012-12-28 2016-06-21 Lookout, Inc. Multi-factor authentication and comprehensive login system for client-server networks
CN106911641A (zh) * 2015-12-23 2017-06-30 索尼公司 用于授权访问的客户端装置、服务器装置和访问控制系统
US10333705B2 (en) * 2016-04-30 2019-06-25 Civic Technologies, Inc. Methods and apparatus for providing attestation of information using a centralized or distributed ledger
US11025419B2 (en) * 2017-11-15 2021-06-01 Alexander J. M. Van Der Velden System for digital identity authentication and methods of use
EP3791341A1 (en) * 2018-05-11 2021-03-17 Civic Technologies, Inc. Rewards and penalties of the reward function for the attestation game
CN108809953B (zh) * 2018-05-22 2020-09-01 飞天诚信科技股份有限公司 一种基于区块链的匿名身份认证的方法及装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106453271A (zh) 2016-09-21 2017-02-22 江苏通付盾科技有限公司 身份注册方法及系统、身份认证方法及系统
WO2019034983A1 (en) 2017-08-15 2019-02-21 nChain Holdings Limited GENERATION OF RANDOM NUMBERS IN A BLOCK CHAIN
WO2019115936A1 (fr) 2017-12-14 2019-06-20 CopSonic Dispositif de stockage de clés numériques pour signer des transactions sur une chaine de blocs
WO2019194803A1 (en) 2018-04-04 2019-10-10 Black Gold Coin, Inc. Systems and methods for personal identification and verification

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
土田 敏生 ほか，自己主権型身分証明のためのブロックチェーンを用いた擬似ランダム関数に基づく認証方式，研究報告セキュリティ心理学とトラスト（ＳＰＴ） ［ｏｎｌｉｎｅ］ ，日本，情報処理学会，2019年02月28日，2019-SPT-32，pp.1-6
掛井 将平 ほか，分散型認証基盤に向けたスマートコントラクトを用いた相互認証方式の提案，コンピュータセキュリティシンポジウム２０１９ 論文集 ［ｏｎｌｉｎｅ］ ，日本，情報処理学会，2019年10月14日，pp.539-546
淵田 康之，特集：イノベーションと金融 ブロックチェーンと金融取引の革新，野村資本市場クォータリー，日本，株式会社野村資本市場研究所，2015年11月01日，第１９巻第２号（通巻７４号），pp.11-35

Also Published As

Publication number Publication date
GB201916644D0 (en) 2020-01-01
EP4046326A1 (en) 2022-08-24
US20220393871A1 (en) 2022-12-08
CN115119531A (zh) 2022-09-27
JP2023502057A (ja) 2023-01-20
WO2021094854A1 (en) 2021-05-20
US12250313B2 (en) 2025-03-11
CN115119531B (zh) 2026-04-07
GB2589090A (en) 2021-05-26
JP2026021297A (ja) 2026-02-10

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