SG10201910373PA - Cryptographic datashare control for blockchain - Google Patents
Cryptographic datashare control for blockchainInfo
- Publication number
- SG10201910373PA SG10201910373PA SG10201910373PA SG10201910373PA SG10201910373PA SG 10201910373P A SG10201910373P A SG 10201910373PA SG 10201910373P A SG10201910373P A SG 10201910373PA SG 10201910373P A SG10201910373P A SG 10201910373PA SG 10201910373P A SG10201910373P A SG 10201910373PA
- Authority
- SG
- Singapore
- Prior art keywords
- datashare
- blockchain
- cryptographic
- control
- datashare control
- Prior art date
Links
Classifications
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- 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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
-
- 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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
-
- 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
- H04L9/008—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols involving homomorphic encryption
-
- 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
- H04L9/085—Secret sharing or secret splitting, e.g. threshold 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
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
- H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
- H04L9/3073—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves involving pairings, e.g. identity based encryption [IBE], bilinear mappings or bilinear pairings, e.g. Weil or Tate pairing
-
- 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
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- Business, Economics & Management (AREA)
- Software Systems (AREA)
- Accounting & Taxation (AREA)
- General Health & Medical Sciences (AREA)
- Bioethics (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Databases & Information Systems (AREA)
- Finance (AREA)
- General Business, Economics & Management (AREA)
- Strategic Management (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Data Mining & Analysis (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Evolutionary Computation (AREA)
- Medical Informatics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862757273P | 2018-11-08 | 2018-11-08 | |
US16/672,761 US10721217B2 (en) | 2018-11-08 | 2019-11-04 | Cryptographic datashare control for blockchain |
Publications (1)
Publication Number | Publication Date |
---|---|
SG10201910373PA true SG10201910373PA (en) | 2020-06-29 |
Family
ID=68470408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG10201910373PA SG10201910373PA (en) | 2018-11-08 | 2019-11-06 | Cryptographic datashare control for blockchain |
Country Status (6)
Country | Link |
---|---|
US (2) | US10721217B2 (zh) |
EP (1) | EP3651405B1 (zh) |
JP (2) | JP2020092414A (zh) |
CN (1) | CN111159723B (zh) |
AU (1) | AU2019261730B2 (zh) |
SG (1) | SG10201910373PA (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11374910B2 (en) * | 2019-03-13 | 2022-06-28 | Springcoin, Inc. | Method and apparatus for effecting a data-based activity |
US11405365B2 (en) | 2019-03-13 | 2022-08-02 | Springcoin, Inc. | Method and apparatus for effecting a data-based activity |
US11941619B2 (en) * | 2019-12-12 | 2024-03-26 | Paypal, Inc. | Validation and storage of transaction data for a blockchain |
CN111131317B (zh) * | 2019-12-31 | 2022-04-26 | 百度在线网络技术(北京)有限公司 | 一种基于区块链的数据处理方法、装置、设备和介质 |
US11637817B2 (en) | 2020-03-12 | 2023-04-25 | Springcoin, Inc. | Method and apparatus for effecting a data-based activity |
CN111859446A (zh) * | 2020-06-16 | 2020-10-30 | 北京农业信息技术研究中心 | 一种农产品溯源信息共享-隐私保护的方法及系统 |
CN113347008B (zh) * | 2021-08-05 | 2021-11-26 | 南京可信区块链与算法经济研究院有限公司 | 一种加法同态加密的贷款信息存储方法 |
CN115118411B (zh) * | 2022-08-29 | 2022-11-29 | 人民法院信息技术服务中心 | 链下多方可信计算方法、装置、设备及存储介质 |
CN117521164B (zh) * | 2024-01-08 | 2024-05-03 | 南湖实验室 | 一种基于可信执行环境的自适应同态加密方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070113269A1 (en) | 2003-07-29 | 2007-05-17 | Junbiao Zhang | Controlling access to a network using redirection |
KR101243713B1 (ko) | 2011-07-08 | 2013-03-13 | 이광민 | 무선랜 접속 장치 및 그 동작 방법 |
US8495714B2 (en) | 2011-07-20 | 2013-07-23 | Bridgewater Systems Corp. | Systems and methods for authenticating users accessing unsecured wifi access points |
US8844013B2 (en) | 2011-10-04 | 2014-09-23 | Salesforce.Com, Inc. | Providing third party authentication in an on-demand service environment |
US9479488B2 (en) | 2012-01-26 | 2016-10-25 | Facebook, Inc. | Network access based on social-networking information |
US10572684B2 (en) * | 2013-11-01 | 2020-02-25 | Anonos Inc. | Systems and methods for enforcing centralized privacy controls in de-centralized systems |
WO2016103960A1 (ja) * | 2014-12-25 | 2016-06-30 | 国立大学法人 東京大学 | 制御装置、解析装置、復号装置および送信装置 |
US10013573B2 (en) * | 2015-12-16 | 2018-07-03 | International Business Machines Corporation | Personal ledger blockchain |
US11170371B2 (en) * | 2016-03-03 | 2021-11-09 | Nec Corporation | Method for managing data in a network of nodes |
US10992649B2 (en) * | 2016-04-01 | 2021-04-27 | Consensys Software Inc. | Systems and methods for privacy in distributed ledger transactions |
CN106549749B (zh) * | 2016-12-06 | 2019-12-24 | 杭州趣链科技有限公司 | 一种基于加法同态加密的区块链隐私保护方法 |
CN106845960B (zh) | 2017-01-24 | 2018-03-20 | 上海壹账通区块链科技有限公司 | 基于区块链的安全交易方法及系统 |
US20180285839A1 (en) * | 2017-04-04 | 2018-10-04 | Datient, Inc. | Providing data provenance, permissioning, compliance, and access control for data storage systems using an immutable ledger overlay network |
GB201706071D0 (en) * | 2017-04-18 | 2017-05-31 | Nchain Holdings Ltd | Computer-implemented system and method |
CN107911216B (zh) * | 2017-10-26 | 2020-07-14 | 矩阵元技术(深圳)有限公司 | 一种区块链交易隐私保护方法及系统 |
CN108462568B (zh) * | 2018-02-11 | 2021-08-06 | 西安电子科技大学 | 一种基于区块链的安全文件存储和共享方法、云存储系统 |
CA3129807C (en) * | 2018-03-06 | 2023-07-25 | Americorp Investments Llc | Customized view of restricted information recorded into a blockchain |
EP3829104B1 (en) * | 2018-11-07 | 2022-07-06 | Advanced New Technologies Co., Ltd. | Blockchain data protection based on account note model with zero-knowledge proof |
-
2019
- 2019-11-04 US US16/672,761 patent/US10721217B2/en active Active
- 2019-11-06 EP EP19207482.1A patent/EP3651405B1/en active Active
- 2019-11-06 AU AU2019261730A patent/AU2019261730B2/en active Active
- 2019-11-06 SG SG10201910373PA patent/SG10201910373PA/en unknown
- 2019-11-07 CN CN201911081606.1A patent/CN111159723B/zh active Active
- 2019-11-07 JP JP2019202258A patent/JP2020092414A/ja active Pending
-
2020
- 2020-07-16 US US16/931,119 patent/US11297043B2/en active Active
-
2022
- 2022-07-12 JP JP2022111823A patent/JP7149445B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2020092414A (ja) | 2020-06-11 |
AU2019261730A1 (en) | 2020-05-28 |
US11297043B2 (en) | 2022-04-05 |
JP2022141772A (ja) | 2022-09-29 |
US20200351253A1 (en) | 2020-11-05 |
US20200153803A1 (en) | 2020-05-14 |
EP3651405A1 (en) | 2020-05-13 |
CN111159723A (zh) | 2020-05-15 |
AU2019261730B2 (en) | 2021-02-11 |
US10721217B2 (en) | 2020-07-21 |
CN111159723B (zh) | 2023-11-07 |
EP3651405B1 (en) | 2021-12-29 |
JP7149445B2 (ja) | 2022-10-06 |
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