GB2615752B - Attesting to membership of a set - Google Patents

Attesting to membership of a set Download PDF

Info

Publication number
GB2615752B
GB2615752B GB2201981.4A GB202201981A GB2615752B GB 2615752 B GB2615752 B GB 2615752B GB 202201981 A GB202201981 A GB 202201981A GB 2615752 B GB2615752 B GB 2615752B
Authority
GB
United Kingdom
Prior art keywords
attesting
membership
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.)
Active
Application number
GB2201981.4A
Other versions
GB2615752A (en
GB202201981D0 (en
Inventor
Patrick Coughlan Steven
Owen Davies Jack
Zhang Wei
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 Licensing AG
Original Assignee
Nchain Licensing AG
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 Licensing AG filed Critical Nchain Licensing AG
Priority to GB2201981.4A priority Critical patent/GB2615752B/en
Publication of GB202201981D0 publication Critical patent/GB202201981D0/en
Priority to PCT/EP2023/050874 priority patent/WO2023156104A1/en
Publication of GB2615752A publication Critical patent/GB2615752A/en
Application granted granted Critical
Publication of GB2615752B publication Critical patent/GB2615752B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04L9/50—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
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • 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
    • H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
    • H04L63/1441—Countermeasures against malicious traffic
    • 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
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • 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
    • H04L9/40—Network security protocols
GB2201981.4A 2022-02-15 2022-02-15 Attesting to membership of a set Active GB2615752B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2201981.4A GB2615752B (en) 2022-02-15 2022-02-15 Attesting to membership of a set
PCT/EP2023/050874 WO2023156104A1 (en) 2022-02-15 2023-01-16 Attesting to membership of a set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2201981.4A GB2615752B (en) 2022-02-15 2022-02-15 Attesting to membership of a set

Publications (3)

Publication Number Publication Date
GB202201981D0 GB202201981D0 (en) 2022-03-30
GB2615752A GB2615752A (en) 2023-08-23
GB2615752B true GB2615752B (en) 2024-04-24

Family

ID=80820932

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2201981.4A Active GB2615752B (en) 2022-02-15 2022-02-15 Attesting to membership of a set

Country Status (2)

Country Link
GB (1) GB2615752B (en)
WO (1) WO2023156104A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200412526A1 (en) * 2018-09-20 2020-12-31 Baidu Online Network Technology (Beijing) Co., Ltd. Method and apparatus for verifying smart contracts in blockchain, and storage medium

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200382309A1 (en) * 2019-05-29 2020-12-03 International Business Machines Corporation Approximate hash verification for blockchain

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200412526A1 (en) * 2018-09-20 2020-12-31 Baidu Online Network Technology (Beijing) Co., Ltd. Method and apparatus for verifying smart contracts in blockchain, and storage medium

Also Published As

Publication number Publication date
WO2023156104A1 (en) 2023-08-24
GB2615752A (en) 2023-08-23
GB202201981D0 (en) 2022-03-30

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