GB202201834D0 - Quantum-safe networking - Google Patents

Quantum-safe networking

Info

Publication number
GB202201834D0
GB202201834D0 GBGB2201834.5A GB202201834A GB202201834D0 GB 202201834 D0 GB202201834 D0 GB 202201834D0 GB 202201834 A GB202201834 A GB 202201834A GB 202201834 D0 GB202201834 D0 GB 202201834D0
Authority
GB
United Kingdom
Prior art keywords
quantum
safe networking
networking
safe
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.)
Granted
Application number
GBGB2201834.5A
Other versions
GB2602208A (en
GB2602208B (en
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.)
Arqit Ltd
Original Assignee
Arqit 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 Arqit Ltd filed Critical Arqit Ltd
Priority to GB2201834.5A priority Critical patent/GB2602208B/en
Priority claimed from GB1916312.0A external-priority patent/GB2589312B/en
Publication of GB202201834D0 publication Critical patent/GB202201834D0/en
Publication of GB2602208A publication Critical patent/GB2602208A/en
Application granted granted Critical
Publication of GB2602208B publication Critical patent/GB2602208B/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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0852—Quantum cryptography
    • 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
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/062—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key distribution, e.g. centrally by trusted party
    • 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
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/062—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key distribution, e.g. centrally by trusted party
    • H04L63/064—Hierarchical key distribution, e.g. by multi-tier trusted parties
    • 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
    • H04L63/126—Applying verification of the received information the source of the received data
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0852—Quantum cryptography
    • H04L9/0855—Quantum cryptography involving additional nodes, e.g. quantum relays, repeaters, intermediate nodes or remote nodes
    • 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
    • H04L9/32—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
    • H04L9/3242—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 keyed hash functions, e.g. message authentication codes [MACs], CBC-MAC or HMAC

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
GB2201834.5A 2019-11-08 2019-11-08 Quantum-safe networking Active GB2602208B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2201834.5A GB2602208B (en) 2019-11-08 2019-11-08 Quantum-safe networking

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2201834.5A GB2602208B (en) 2019-11-08 2019-11-08 Quantum-safe networking
GB1916312.0A GB2589312B (en) 2019-11-08 2019-11-08 Quantum-safe networking

Publications (3)

Publication Number Publication Date
GB202201834D0 true GB202201834D0 (en) 2022-03-30
GB2602208A GB2602208A (en) 2022-06-22
GB2602208B GB2602208B (en) 2022-12-14

Family

ID=81753151

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2201834.5A Active GB2602208B (en) 2019-11-08 2019-11-08 Quantum-safe networking

Country Status (1)

Country Link
GB (1) GB2602208B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230040468A1 (en) * 2021-08-04 2023-02-09 International Business Machines Corporation Deploying a system-specific secret in a highly resilient computer system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105871538B (en) * 2015-01-22 2019-04-12 阿里巴巴集团控股有限公司 Quantum key distribution system, quantum key delivering method and device
WO2018017168A2 (en) * 2016-04-21 2018-01-25 Alibaba Group Holding Limited System and method for encryption and decryption based on quantum key distribution

Also Published As

Publication number Publication date
GB2602208A (en) 2022-06-22
GB2602208B (en) 2022-12-14

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