CN109691015B - 一种区块链上的动态访问控制方法及系统 - Google Patents

一种区块链上的动态访问控制方法及系统 Download PDF

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CN109691015B
CN109691015B CN201780053286.1A CN201780053286A CN109691015B CN 109691015 B CN109691015 B CN 109691015B CN 201780053286 A CN201780053286 A CN 201780053286A CN 109691015 B CN109691015 B CN 109691015B
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capability
capabilities
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blockchain
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CN109691015A (zh
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M·斯泰普斯
P·林木巴
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Commonwealth Scientific and Industrial Research Organization CSIRO
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32Cryptographic 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
    • H04L9/3236Cryptographic 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
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60Protecting data
    • G06F21/604Tools and structures for managing or administering access control systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/10Network architectures or network communication protocols for network security for controlling access to devices or network resources
    • H04L63/102Entity profiles
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06Cryptographic 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
    • H04L9/0618Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0891Revocation or update of secret information, e.g. encryption key update or rekeying
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32Cryptographic 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
    • H04L9/321Cryptographic 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 a third party or a trusted authority
    • H04L9/3213Cryptographic 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 a third party or a trusted authority using tickets or tokens, e.g. Kerberos
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32Cryptographic 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
    • H04L9/3263Cryptographic 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
    • H04L9/3265Cryptographic 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 chains, trees or paths; Hierarchical trust model
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/50Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2141Access rights, e.g. capability lists, access control lists, access tables, access matrices
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2145Inheriting rights or properties, e.g., propagation of permissions or restrictions within a hierarchy

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Storage Device Security (AREA)
CN201780053286.1A 2016-08-30 2017-08-30 一种区块链上的动态访问控制方法及系统 Active CN109691015B (zh)

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AU2016903450 2016-08-30
AU2016903450A AU2016903450A0 (en) 2016-08-30 Dynamic Access Rights on Blockchain
PCT/AU2017/050928 WO2018039722A1 (en) 2016-08-30 2017-08-30 Dynamic access control on blockchain

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CN109691015B true CN109691015B (zh) 2022-02-01

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EP (1) EP3479519B1 (https=)
JP (1) JP7019697B2 (https=)
KR (1) KR102480035B1 (https=)
CN (1) CN109691015B (https=)
AU (1) AU2017320341B2 (https=)
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Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10936721B1 (en) * 2018-03-01 2021-03-02 Amdocs Development Limited System, method, and computer program for splitting and distributing a privileged software component into dependent components in order to deliver better security
CN109074580B (zh) 2016-02-23 2022-09-30 区块链控股有限公司 在区块链上安全转移实体的方法和系统
EP3860037A1 (en) 2016-02-23 2021-08-04 Nchain Holdings Limited Cryptographic method and system for secure extraction of data from a blockchain
EP3420507A1 (en) 2016-02-23 2019-01-02 Nchain Holdings Limited Tokenisation method and system for implementing exchanges on a blockchain
SG11201806784UA (en) 2016-02-23 2018-09-27 Nchain Holdings Ltd System and method for controlling asset-related actions via a blockchain
EA201891832A1 (ru) 2016-02-23 2019-02-28 Нчейн Холдингс Лимитед Универсальная система токенизации для криптовалют на основе блокчейна
AU2017222468B2 (en) 2016-02-23 2023-01-12 nChain Holdings Limited Agent-based turing complete transactions integrating feedback within a blockchain system
SG11201806704TA (en) 2016-02-23 2018-09-27 Nchain Holdings Ltd Blockchain-based exchange with tokenisation
CN109417465B (zh) 2016-02-23 2021-01-15 区块链控股有限公司 区块链执行的智能合约的注册和自动化管理方法
WO2017145016A1 (en) 2016-02-23 2017-08-31 nChain Holdings Limited Determining a common secret for the secure exchange of information and hierarchical, deterministic cryptographic keys
EP3855677B1 (en) 2016-02-23 2025-11-12 nChain Licensing AG Blockchain-implemented method for control and distribution of digital content
EP3420518B1 (en) 2016-02-23 2023-08-23 nChain Licensing AG Methods and systems for efficient transfer of entities on a peer-to-peer distributed ledger using the blockchain
AU2017222421B2 (en) 2016-02-23 2022-09-01 nChain Holdings Limited Personal device security using elliptic curve cryptography for secret sharing
SG11201806711QA (en) 2016-02-23 2018-09-27 Nchain Holdings Ltd Method and system for efficient transfer of cryptocurrency associated with a payroll on a blockchain that leads to An Automated payroll method and system based on smart contracts
CN114282928B (zh) 2016-02-23 2026-02-17 恩链控股有限公司 基于区块链系统结合钱包管理系统的加密密钥存储和转移
EP4369273B1 (en) 2016-02-23 2025-11-05 nChain Licensing AG A method and system for securing computer software using a distributed hash table and a blockchain
EP3683707A4 (en) * 2017-09-14 2020-10-14 Sony Corporation INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING PROCESS AND PROGRAM
JP2021508101A (ja) 2017-10-24 2021-02-25 メディチ・ベンチャーズ,インコーポレーテッド 連合型の個人識別可能情報(pii)サービス
TWI677213B (zh) * 2017-11-23 2019-11-11 財團法人資訊工業策進會 監控裝置、方法及其電腦程式產品
GB2561935B (en) * 2017-11-24 2019-05-22 Zeetta Networks Ltd A system for providing an end-to-end network
CN108492180B (zh) 2018-02-14 2020-11-24 创新先进技术有限公司 资产管理方法及装置、电子设备
CN117610062A (zh) * 2018-03-06 2024-02-27 阿梅里科普投资有限责任公司 用于生成区块链存储数据的定制视图的系统、方法和介质
CN110290094B (zh) 2018-03-19 2022-03-11 华为技术有限公司 一种数据访问权限的控制方法和装置
WO2019185343A1 (en) * 2018-03-25 2019-10-03 British Telecommunications Public Limited Company Access control
WO2019194267A1 (ja) * 2018-04-06 2019-10-10 日本電信電話株式会社 ブロックチェーンシステム、登録端末、承認端末、スマートコントラクト登録方法、および、スマートコントラクト登録プログラム
EP3557496A1 (en) * 2018-04-18 2019-10-23 Chain IP Holdings, Inc. Multiple layer smart-contract
CA3092299A1 (en) * 2018-04-30 2019-11-07 Liion Industries, Inc. Power infrastructure security system
US12412120B2 (en) 2018-05-06 2025-09-09 Strong Force TX Portfolio 2018, LLC Systems and methods for controlling rights related to digital knowledge
JP7834277B2 (ja) 2018-05-06 2026-03-24 ストロング フォース ティエクス ポートフォリオ 2018,エルエルシー エネルギー、コンピュータ、ストレージ、及びその他のリソースの、スポット市場及び先物市場における分散型元帳及びその他のトランザクションの実行を自動化する、機械及びシステムを改善するための方法及びシステム
US11669914B2 (en) 2018-05-06 2023-06-06 Strong Force TX Portfolio 2018, LLC Adaptive intelligence and shared infrastructure lending transaction enablement platform responsive to crowd sourced information
JP6730369B2 (ja) * 2018-05-16 2020-07-29 株式会社日立製作所 利用管理方法、利用管理システム、および、ノード
CN109190409B (zh) * 2018-09-14 2020-09-01 京东数字科技控股有限公司 记录信息传播路径的方法、装置、设备及可读存储介质
EP3637342A1 (en) * 2018-10-08 2020-04-15 CTF Markets GmbH Method and system for auditable and incentive compatible prevention of front-running
US10958421B2 (en) 2018-11-20 2021-03-23 International Business Machines Corporation User access control in blockchain
PL3552166T3 (pl) 2018-11-27 2021-10-25 Advanced New Technologies Co., Ltd. Platforma funkcji jako usługi (FAAS) w sieciach łańcucha bloków
WO2019072284A2 (en) * 2018-11-30 2019-04-18 Alibaba Group Holding Limited SYSTEM FOR STRUCTURING BLOCK CHAIN DATA RELATIONS BASED ON REPLICATION OF BINARY LOGS
US11250125B2 (en) 2018-12-03 2022-02-15 Ebay Inc. Highly scalable permissioned block chains
US11263315B2 (en) 2018-12-03 2022-03-01 Ebay Inc. System level function based access control for smart contract execution on a blockchain
US11405182B2 (en) 2018-12-03 2022-08-02 Ebay Inc. Adaptive security for smart contracts using high granularity metrics
MY199310A (en) 2018-12-29 2023-10-24 Advanced New Technologies Co Ltd System and method for implementing native contract on blockchain
US10733152B2 (en) * 2018-12-29 2020-08-04 Alibaba Group Holding Limited System and method for implementing native contract on blockchain
CN109828847B (zh) * 2019-01-25 2023-09-01 平安科技(深圳)有限公司 基于区块链的锁处理方法、装置、计算机设备及存储介质
EP3612930B1 (en) 2019-03-26 2024-12-25 Advanced New Technologies Co., Ltd. System and method for implementing different types of blockchain contracts
CN113646914B (zh) 2019-03-29 2022-12-02 住友化学株式会社 发光元件及其制造方法以及发光元件用组合物及其制造方法
US11201726B2 (en) 2019-05-02 2021-12-14 International Business Machines Corporation Multi-layered image encoding for data block
GB201907345D0 (en) * 2019-05-24 2019-07-10 Nchain Holdings Ltd Protocol for validating blockchain transactions
CN110598454B (zh) * 2019-09-20 2021-07-06 腾讯科技(深圳)有限公司 区块链中的数据处理方法、装置、存储介质和计算机设备
CN110807189B (zh) * 2019-11-15 2023-07-07 内蒙古大学 一种区块链访问控制中的权限分割方法
KR20210059547A (ko) 2019-11-15 2021-05-25 서강대학교산학협력단 스마트 컨트랙트를 기반으로 한 데이터 암호화 가능한 블록체인 네트워크
CN111291420B (zh) * 2020-01-21 2022-11-11 国家市场监督管理总局信息中心 一种基于区块链的分布式离链数据存储方法
US12099997B1 (en) 2020-01-31 2024-09-24 Steven Mark Hoffberg Tokenized fungible liabilities
US11982993B2 (en) 2020-02-03 2024-05-14 Strong Force TX Portfolio 2018, LLC AI solution selection for an automated robotic process
CN111327618B (zh) * 2020-02-25 2023-04-18 上海链民信息科技有限公司 一种基于区块链的精准访问控制方法、装置及系统
CN111444524B (zh) * 2020-03-26 2023-11-10 广州智慧城市发展研究院 一种基于联盟链的动态双访问控制机制
US12143395B2 (en) 2020-05-05 2024-11-12 International Business Machines Corporation Low trust privileged access management
CN114024700B (zh) * 2020-07-17 2024-03-26 中国电信股份有限公司 基于区块链的数据文件的访问控制方法、介质及装置
CN114117507B (zh) * 2020-08-28 2024-01-30 中国电信股份有限公司 对象存储系统及其访问控制方法和设备、存储介质
GB202018919D0 (en) * 2020-12-01 2021-01-13 Smarter Contracts Ltd Consent Management
US11271716B1 (en) 2021-01-28 2022-03-08 Emtruth, Inc. Blockchain-based data management of distributed binary objects
JP7779156B2 (ja) * 2022-01-25 2025-12-03 トヨタ自動車株式会社 アクセス制御プログラム、アクセス制御方法およびアクセス制御装置
US12242619B2 (en) 2022-05-16 2025-03-04 Bank Of America Corporation System and method for updating a distributed ledger of a blockchain based on detecting anomalies in blockchain transactions
US20240146523A1 (en) * 2022-10-31 2024-05-02 Unstoppable Domains, Inc. Access control using a blockchain identity and policy based authorization
KR102549385B1 (ko) * 2022-11-03 2023-06-29 주식회사 커먼컴퓨터 데이터 액세스 제어 제공 방법 및 시스템
EP4690163A1 (en) 2022-12-08 2026-02-11 Expanse Laboratories Corporation Method of utilizing physical objects in a blockchain

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105488431A (zh) * 2015-11-30 2016-04-13 布比(北京)网络技术有限公司 区块链系统权限管理方法和装置
CN105809062A (zh) * 2016-03-01 2016-07-27 布比(北京)网络技术有限公司 一种合约构建、执行方法及装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263157A (en) 1990-02-15 1993-11-16 International Business Machines Corporation Method and system for providing user access control within a distributed data processing system by the exchange of access control profiles
US8639625B1 (en) * 1995-02-13 2014-01-28 Intertrust Technologies Corporation Systems and methods for secure transaction management and electronic rights protection
JP3765191B2 (ja) * 1998-09-21 2006-04-12 富士ゼロックス株式会社 オブジェクトのアクセス管理方法
US7685123B1 (en) 2006-08-30 2010-03-23 Network Appliance, Inc. Method and system for controlling access to dynamically specified resources
US8285990B2 (en) 2007-05-14 2012-10-09 Future Wei Technologies, Inc. Method and system for authentication confirmation using extensible authentication protocol
US9338148B2 (en) 2013-11-05 2016-05-10 Verizon Patent And Licensing Inc. Secure distributed information and password management
US9608829B2 (en) * 2014-07-25 2017-03-28 Blockchain Technologies Corporation System and method for creating a multi-branched blockchain with configurable protocol rules
WO2016189488A2 (en) 2015-05-27 2016-12-01 Vishal Gupta Universal original document validation platform

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105488431A (zh) * 2015-11-30 2016-04-13 布比(北京)网络技术有限公司 区块链系统权限管理方法和装置
CN105809062A (zh) * 2016-03-01 2016-07-27 布比(北京)网络技术有限公司 一种合约构建、执行方法及装置

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Decentralizing Privacy: Using Blockchain to Protect Personal Data;Guy Zyskind;《2015 IEEE Security and Privacy Workshops》;20150720;正文第II-V节,图1 *
Sayed Hadi Hashemi.World of Empowered IoT Users.《2016 IEEE First International Conference on Internet-of-Things Design and Implementation(IoTDI)》.2016,正文第III-VI节,图1-6. *
World of Empowered IoT Users;Sayed Hadi Hashemi;《2016 IEEE First International Conference on Internet-of-Things Design and Implementation(IoTDI)》;20160519;正文第III-VI节,图1-6 *

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EP3479519A1 (en) 2019-05-08
AU2017320341B2 (en) 2022-04-28
US11153092B2 (en) 2021-10-19
KR102480035B1 (ko) 2022-12-21
WO2018039722A1 (en) 2018-03-08
AU2017320341A1 (en) 2019-02-14
JP2019530109A (ja) 2019-10-17
KR20190042567A (ko) 2019-04-24
EP3479519B1 (en) 2022-11-02
EP3479519A4 (en) 2020-02-19
US20190199531A1 (en) 2019-06-27
CN109691015A (zh) 2019-04-26
JP7019697B2 (ja) 2022-02-15

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