SG11202112441PA - Methods and devices for public key management using a blockchain - Google Patents
Methods and devices for public key management using a blockchainInfo
- Publication number
- SG11202112441PA SG11202112441PA SG11202112441PA SG11202112441PA SG11202112441PA SG 11202112441P A SG11202112441P A SG 11202112441PA SG 11202112441P A SG11202112441P A SG 11202112441PA SG 11202112441P A SG11202112441P A SG 11202112441PA SG 11202112441P A SG11202112441P A SG 11202112441PA
- Authority
- SG
- Singapore
- Prior art keywords
- blockchain
- methods
- devices
- public key
- key management
- Prior art date
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
- H04L9/3263—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 certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
-
- 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
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
-
- 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
- H04L9/3263—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 certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
- H04L9/3268—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 certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements using certificate validation, registration, distribution or revocation, e.g. certificate revocation list [CRL]
-
- 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
- H04L63/0823—Network architectures or network communication protocols for network security for authentication of entities using 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
- H04L9/3236—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
-
- 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
- H04L9/50—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)
- Computing Systems (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Storage Device Security (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1906637.2A GB2583767A (en) | 2019-05-10 | 2019-05-10 | Methods and devices for public key management using a blockchain |
PCT/IB2020/054259 WO2020229947A1 (en) | 2019-05-10 | 2020-05-05 | Methods and devices for public key management using a blockchain |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202112441PA true SG11202112441PA (en) | 2021-12-30 |
Family
ID=67384537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202112441PA SG11202112441PA (en) | 2019-05-10 | 2020-05-05 | Methods and devices for public key management using a blockchain |
Country Status (8)
Country | Link |
---|---|
US (1) | US20220094542A1 (en) |
EP (2) | EP4312399A3 (en) |
JP (1) | JP2022532578A (en) |
KR (1) | KR20220006097A (en) |
CN (1) | CN113950801A (en) |
GB (1) | GB2583767A (en) |
SG (1) | SG11202112441PA (en) |
WO (1) | WO2020229947A1 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11777728B2 (en) * | 2019-05-16 | 2023-10-03 | Gmo Globalsign, Inc. | Systems and methods for blockchain transactions with offer and acceptance |
CN113141259B (en) * | 2019-09-12 | 2022-04-29 | 腾讯科技(深圳)有限公司 | Method and device for replacing identity certificate in block chain network |
GB2592211A (en) | 2020-02-19 | 2021-08-25 | Nchain Holdings Ltd | Adapting connections of a layered network |
GB2594684A (en) | 2020-02-19 | 2021-11-10 | Nchain Holdings Ltd | Layered network |
SE545490C2 (en) * | 2021-02-11 | 2023-09-26 | Wone Sagl | Methods, module and blockchain for distributed public keystore |
EP4054116A1 (en) * | 2021-03-05 | 2022-09-07 | Siemens Aktiengesellschaft | Ecosystem exchanging information about esg data of a product related entity |
GB2607618A (en) * | 2021-06-09 | 2022-12-14 | Nchain Licensing Ag | Computer-implemented method and system |
WO2024117830A1 (en) * | 2022-11-30 | 2024-06-06 | 히포크랏다오 아이앤씨 | Method and device for supporting secure medical data transactions on basis of blockchain in communication system |
CN116886319A (en) * | 2023-09-08 | 2023-10-13 | 海马云(天津)信息技术有限公司 | Certificate verification method and device and communication equipment |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201607477D0 (en) * | 2016-04-29 | 2016-06-15 | Eitc Holdings Ltd | A method and system for controlling the performance of a contract using a distributed hash table and a peer to peer distributed ledger |
KR101799343B1 (en) * | 2016-05-16 | 2017-11-22 | 주식회사 코인플러그 | Method for using, revoking certificate information and blockchain-based server using the same |
DE102016215917A1 (en) * | 2016-08-24 | 2018-03-01 | Siemens Aktiengesellschaft | Secured processing of a credential request |
CN106372941B (en) * | 2016-08-31 | 2019-07-16 | 江苏通付盾科技有限公司 | Based on the ca authentication management method of block chain, apparatus and system |
US10848322B2 (en) * | 2017-03-24 | 2020-11-24 | Cable Television Laboratories, Inc | System and method for distributed PKI root |
CN107592293A (en) * | 2017-07-26 | 2018-01-16 | 阿里巴巴集团控股有限公司 | The means of communication, digital certificate management method, device and electronic equipment between block chain node |
CN108964924B (en) * | 2018-07-24 | 2020-06-05 | 腾讯科技(深圳)有限公司 | Digital certificate verification method and device, computer equipment and storage medium |
CN109617698B (en) * | 2019-01-09 | 2021-08-03 | 腾讯科技(深圳)有限公司 | Method for issuing digital certificate, digital certificate issuing center and medium |
-
2019
- 2019-05-10 GB GB1906637.2A patent/GB2583767A/en not_active Withdrawn
-
2020
- 2020-05-05 EP EP23216154.7A patent/EP4312399A3/en active Pending
- 2020-05-05 JP JP2021566551A patent/JP2022532578A/en active Pending
- 2020-05-05 SG SG11202112441PA patent/SG11202112441PA/en unknown
- 2020-05-05 CN CN202080042877.0A patent/CN113950801A/en active Pending
- 2020-05-05 KR KR1020217040005A patent/KR20220006097A/en unknown
- 2020-05-05 EP EP20725233.9A patent/EP3966997B1/en active Active
- 2020-05-05 US US17/609,659 patent/US20220094542A1/en active Pending
- 2020-05-05 WO PCT/IB2020/054259 patent/WO2020229947A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
KR20220006097A (en) | 2022-01-14 |
CN113950801A (en) | 2022-01-18 |
JP2022532578A (en) | 2022-07-15 |
WO2020229947A1 (en) | 2020-11-19 |
EP4312399A2 (en) | 2024-01-31 |
US20220094542A1 (en) | 2022-03-24 |
EP3966997A1 (en) | 2022-03-16 |
EP4312399A3 (en) | 2024-02-14 |
EP3966997B1 (en) | 2024-02-07 |
GB2583767A (en) | 2020-11-11 |
GB201906637D0 (en) | 2019-06-26 |
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