GB2588072A - Malleability of transactions for inclusion in a blockchain - Google Patents

Malleability of transactions for inclusion in a blockchain Download PDF

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Publication number
GB2588072A
GB2588072A GB1907339.4A GB201907339A GB2588072A GB 2588072 A GB2588072 A GB 2588072A GB 201907339 A GB201907339 A GB 201907339A GB 2588072 A GB2588072 A GB 2588072A
Authority
GB
United Kingdom
Prior art keywords
transaction
party
version
output
bob
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GB1907339.4A
Other languages
English (en)
Other versions
GB201907339D0 (en
Inventor
Zhang Wei
Davies Jack
Steven Wright Craig
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
Original Assignee
Nchain Holdings Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nchain Holdings Ltd filed Critical Nchain Holdings Ltd
Priority to GB1907339.4A priority Critical patent/GB2588072A/en
Publication of GB201907339D0 publication Critical patent/GB201907339D0/en
Priority to EP20724200.9A priority patent/EP3973663A1/en
Priority to PCT/IB2020/053815 priority patent/WO2020240297A1/en
Priority to US17/612,169 priority patent/US12047443B2/en
Priority to CN202080038352.XA priority patent/CN114008969B/zh
Priority to JP2021567834A priority patent/JP7646570B2/ja
Publication of GB2588072A publication Critical patent/GB2588072A/en
Priority to US18/370,782 priority patent/US12095859B2/en
Withdrawn legal-status Critical Current

Links

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
    • H04L9/3236—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
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • 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
    • H04L9/3252—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 using DSA or related signature schemes, e.g. elliptic based signatures, ElGamal or Schnorr schemes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Strategic Management (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
GB1907339.4A 2019-05-24 2019-05-24 Malleability of transactions for inclusion in a blockchain Withdrawn GB2588072A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB1907339.4A GB2588072A (en) 2019-05-24 2019-05-24 Malleability of transactions for inclusion in a blockchain
EP20724200.9A EP3973663A1 (en) 2019-05-24 2020-04-22 Malleability of transactions for inclusion in a blockchain
PCT/IB2020/053815 WO2020240297A1 (en) 2019-05-24 2020-04-22 Malleability of transactions for inclusion in a blockchain
US17/612,169 US12047443B2 (en) 2019-05-24 2020-04-22 Malleability of transactions for inclusion in a blockchain
CN202080038352.XA CN114008969B (zh) 2019-05-24 2020-04-22 包含在区块链中的交易的延展性
JP2021567834A JP7646570B2 (ja) 2019-05-24 2020-04-22 ブロックチェーンへの包含のためのトランザクションの適応性
US18/370,782 US12095859B2 (en) 2019-05-24 2023-09-20 Malleability of transactions for inclusion in a blockchain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1907339.4A GB2588072A (en) 2019-05-24 2019-05-24 Malleability of transactions for inclusion in a blockchain

Publications (2)

Publication Number Publication Date
GB201907339D0 GB201907339D0 (en) 2019-07-10
GB2588072A true GB2588072A (en) 2021-04-21

Family

ID=67385380

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1907339.4A Withdrawn GB2588072A (en) 2019-05-24 2019-05-24 Malleability of transactions for inclusion in a blockchain

Country Status (6)

Country Link
US (2) US12047443B2 (https=)
EP (1) EP3973663A1 (https=)
JP (1) JP7646570B2 (https=)
CN (1) CN114008969B (https=)
GB (1) GB2588072A (https=)
WO (1) WO2020240297A1 (https=)

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CA3091660A1 (en) * 2020-08-31 2021-11-03 Polymath Inc. Method, system, and medium for blockchain-enabled atomic settlement
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GB202114285D0 (en) * 2021-10-06 2021-11-17 Nchain Licensing Ag Layer 2 token protocol
GB2614077A (en) * 2021-12-21 2023-06-28 Nchain Licensing Ag Signature-based atomic swap
GB2615820B (en) * 2022-02-22 2024-10-30 Nchain Licensing Ag Data exchange attestation method

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Also Published As

Publication number Publication date
US20220255992A1 (en) 2022-08-11
US12047443B2 (en) 2024-07-23
JP7646570B2 (ja) 2025-03-17
US12095859B2 (en) 2024-09-17
CN114008969A (zh) 2022-02-01
CN114008969B (zh) 2025-07-11
US20240022631A1 (en) 2024-01-18
GB201907339D0 (en) 2019-07-10
EP3973663A1 (en) 2022-03-30
WO2020240297A1 (en) 2020-12-03
JP2022532886A (ja) 2022-07-20

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Legal Events

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WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)