CA3235439A1 - Method and system for protecting digital signatures - Google Patents

Method and system for protecting digital signatures Download PDF

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Publication number
CA3235439A1
CA3235439A1 CA3235439A CA3235439A CA3235439A1 CA 3235439 A1 CA3235439 A1 CA 3235439A1 CA 3235439 A CA3235439 A CA 3235439A CA 3235439 A CA3235439 A CA 3235439A CA 3235439 A1 CA3235439 A1 CA 3235439A1
Authority
CA
Canada
Prior art keywords
proof
knowledge
quantum
accordance
private key
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.)
Pending
Application number
CA3235439A
Other languages
English (en)
French (fr)
Inventor
Teik Guan Tan
Jianying Zhou
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.)
Pqcee Pte Ltd
Original Assignee
Pqcee Pte 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 Pqcee Pte Ltd filed Critical Pqcee Pte Ltd
Publication of CA3235439A1 publication Critical patent/CA3235439A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04L9/32—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
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/12—Applying verification of the received information
    • H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
    • 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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0825—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
    • 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
    • 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
    • H04L9/32—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
    • H04L9/3297—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 time stamps, e.g. generation of time stamps
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/30—Security of mobile devices; Security of mobile applications
    • H04W12/35—Protecting application or service provisioning, e.g. securing SIM application provisioning

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)
  • Storage Device Security (AREA)
CA3235439A 2021-11-05 2022-10-26 Method and system for protecting digital signatures Pending CA3235439A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SG10202112269T 2021-11-05
SG10202112269T 2021-11-05
PCT/SG2022/050769 WO2023080842A2 (en) 2021-11-05 2022-10-26 Method and system for protecting digital signatures

Publications (1)

Publication Number Publication Date
CA3235439A1 true CA3235439A1 (en) 2023-05-11

Family

ID=86242271

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3235439A Pending CA3235439A1 (en) 2021-11-05 2022-10-26 Method and system for protecting digital signatures

Country Status (9)

Country Link
US (1) US20240422010A1 (https=)
EP (1) EP4427397A4 (https=)
JP (1) JP2024539876A (https=)
KR (1) KR20240105371A (https=)
CN (1) CN118104188A (https=)
AU (1) AU2022380388A1 (https=)
CA (1) CA3235439A1 (https=)
MX (1) MX2024004446A (https=)
WO (1) WO2023080842A2 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4224785B1 (en) * 2022-02-03 2024-11-20 PQShield Limited Lattice-based cryptographic digital signature scheme utilising masking
GB2635989A (en) * 2022-07-26 2025-06-04 Lockheed Corp Quantum resistant ledger for secure communications
CN116722984A (zh) * 2023-06-02 2023-09-08 浙江大学 一种基于后量子密码的区块链安全防御方法及系统
EP4518243A1 (en) * 2023-08-29 2025-03-05 Siemens Aktiengesellschaft Method and device for guaranteeing authenticity of digital data
US12476816B2 (en) * 2023-11-16 2025-11-18 Bank Of America Corporation Quantum-compatible blockchain for accountability
CN118524390B (zh) * 2024-05-07 2024-11-26 北京电子科技学院 车联网无证书终端认证方法、系统、设备及存储介质
CN118611880B (zh) * 2024-05-27 2024-11-29 零极数字技术有限公司 一种抗量子计算机攻击的椭圆曲线签名方法
US12536327B2 (en) 2024-06-21 2026-01-27 Wells Fargo Bank, N.A. Multi-dimensional images for secure data visualization
CN119646851B (zh) * 2024-11-29 2026-01-23 重庆邮电大学 一种基于量子优化整数分解算法的零知识证明方法
CN119496623A (zh) * 2025-01-15 2025-02-21 数盾信息科技股份有限公司 一种基于后量子密码的数据传输方法及设备
CN119515389B (zh) * 2025-01-17 2025-05-16 中国计量大学 基于非交互式零知识证明算法实现双离线验证方法及系统
CN120378120A (zh) * 2025-05-16 2025-07-25 公安部第一研究所 一种强制两方诚实的Dilithium算法协同签名方法
CN120358030B (zh) * 2025-06-25 2025-08-29 中国标准化研究院 开放授权协议的抗量子安全增强方法
CN120429900B (zh) * 2025-07-01 2025-08-26 四川极速动力科技有限公司 基于量子真随机数与抗量子多维动态码电子印章验证方法
CN120934915B (zh) * 2025-10-14 2025-12-23 山东浪潮智慧建筑科技有限公司 智慧园区单向抗量子攻击的身份认证方法、设备及介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2551954A (en) * 2016-04-29 2018-01-10 Univ Newcastle End-to-end verifiable E-voting system without tallying authorities
CN109614820A (zh) 2018-12-06 2019-04-12 山东大学 基于零知识证明的智能合约认证数据隐私保护方法
CN115552397A (zh) * 2019-11-22 2022-12-30 隐私完整公司 多方和多用途抗量子签名和密钥建立
US10846372B1 (en) * 2019-12-31 2020-11-24 Onu Technology Inc. Systems and methods for trustless proof of possession and transmission of secured data
GB2597672A (en) * 2020-07-29 2022-02-09 Taal Dit Gmbh Blockchain tokens
NL1043779B1 (en) * 2020-09-04 2022-05-04 Keycontrols Method for electronic signing and authenticaton strongly linked to the authenticator factors possession and knowledge
US12489636B2 (en) * 2022-03-30 2025-12-02 Ntt Research, Inc. Post-quantum collision resistant Hash function

Also Published As

Publication number Publication date
AU2022380388A1 (en) 2024-04-18
CN118104188A (zh) 2024-05-28
US20240422010A1 (en) 2024-12-19
KR20240105371A (ko) 2024-07-05
WO2023080842A2 (en) 2023-05-11
EP4427397A4 (en) 2025-08-13
EP4427397A2 (en) 2024-09-11
WO2023080842A3 (en) 2023-07-06
MX2024004446A (es) 2024-06-03
JP2024539876A (ja) 2024-10-31

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