SG11201909091TA - Data isolation in blockchain networks - Google Patents

Data isolation in blockchain networks

Info

Publication number
SG11201909091TA
SG11201909091TA SG11201909091TA SG11201909091TA SG 11201909091T A SG11201909091T A SG 11201909091TA SG 11201909091T A SG11201909091T A SG 11201909091TA SG 11201909091T A SG11201909091T A SG 11201909091TA
Authority
SG
Singapore
Prior art keywords
hash
light
international
weight node
building
Prior art date
Application number
Other languages
English (en)
Inventor
Chao Shen
Wenbin Zhang
Xuming Lu
Original Assignee
Alibaba Group Holding 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 Alibaba Group Holding Ltd filed Critical Alibaba Group Holding Ltd
Publication of SG11201909091TA publication Critical patent/SG11201909091TA/en

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
    • H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
    • H04L63/101—Access control lists [ACL]
    • 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
    • H04L9/3239—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 non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/22—Indexing; Data structures therefor; Storage structures
    • G06F16/2228—Indexing structures
    • G06F16/2246—Trees, e.g. B+trees
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/22—Indexing; Data structures therefor; Storage structures
    • G06F16/2228—Indexing structures
    • G06F16/2255—Hash tables
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
    • 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]
    • 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
    • H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
    • 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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Storage Device Security (AREA)
SG11201909091T 2019-03-21 2019-03-21 Data isolation in blockchain networks SG11201909091TA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/078944 WO2019101246A2 (en) 2019-03-21 2019-03-21 Data isolation in blockchain networks

Publications (1)

Publication Number Publication Date
SG11201909091TA true SG11201909091TA (en) 2019-10-30

Family

ID=66631377

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201909091T SG11201909091TA (en) 2019-03-21 2019-03-21 Data isolation in blockchain networks

Country Status (10)

Country Link
US (2) US11228596B2 (https=)
EP (2) EP3610383B1 (https=)
JP (1) JP6821053B2 (https=)
KR (1) KR102243754B1 (https=)
CN (1) CN110998556B (https=)
AU (1) AU2019203869A1 (https=)
CA (1) CA3058238C (https=)
SG (1) SG11201909091TA (https=)
TW (1) TWI721691B (https=)
WO (1) WO2019101246A2 (https=)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6821053B2 (ja) * 2019-03-21 2021-01-27 アドバンスド ニュー テクノロジーズ カンパニー リミテッド ブロックチェーンネットワークにおけるデータ隔離
WO2019179538A2 (en) 2019-07-11 2019-09-26 Alibaba Group Holding Limited Shared blockchain data storage
SG11202001989WA (en) 2019-07-11 2020-04-29 Alibaba Group Holding Ltd Shared blockchain data storage
CN111108478B (zh) 2019-07-11 2023-11-21 创新先进技术有限公司 一种用于通信和共享区块链数据的方法、系统、和装置
CN110609872B (zh) 2019-09-20 2021-03-05 北京海益同展信息科技有限公司 用于同步节点数据的方法和装置
US11281794B2 (en) * 2019-09-26 2022-03-22 Microsoft Technology Licensing, Llc Fine grained access control on procedural language for databases based on accessed resources
EP3769230B1 (en) * 2019-11-29 2023-10-11 Alipay (Hangzhou) Information Technology Co., Ltd. Taking snapshots of blockchain data
US12143496B1 (en) 2019-12-10 2024-11-12 Hiro Systems Pbc Block validation using authenticated index data structure
CN111159289B (zh) * 2019-12-17 2024-03-01 深圳前海微众银行股份有限公司 一种区块同步的方法及装置
JP2023515399A (ja) * 2020-02-18 2023-04-13 フリーヴァース エス．エル． 分散型台帳ネットワーク上の計算の動的スケーリングのためのシステムおよび方法
CN111339191B (zh) * 2020-02-20 2023-05-26 百度在线网络技术（北京）有限公司 一种区块链的数据存储方法、装置、设备和介质
CA3174077A1 (en) * 2020-03-04 2021-09-10 Gk8 Ltd Updating digital assets transactions in isolated devices
CN111383378B (zh) * 2020-03-11 2021-07-30 合肥鼎方信息科技有限公司 基于区块链架构的门禁识别系统信息节点互联方法
CN111447069B (zh) * 2020-03-23 2021-10-26 腾讯科技（深圳）有限公司 一种基于区块链的低频访问数据处理方法
CN111159308B (zh) * 2020-04-02 2020-07-24 支付宝(杭州)信息技术有限公司 基于区块链网络的交易记录共享方法、装置及电子设备
CN111475575B (zh) 2020-04-09 2021-08-10 腾讯科技（深圳）有限公司 基于区块链的数据同步方法、装置及计算机可读存储介质
KR102864265B1 (ko) 2020-09-04 2025-09-26 주식회사 엘지에너지솔루션 전지팩 조립 시스템 및 이를 이용한 전지팩의 조립 방법
CN114186267B (zh) * 2020-09-14 2025-06-10 腾讯科技（深圳）有限公司 一种虚拟资产数据处理方法、装置及计算机可读存储介质
CN112148796B (zh) * 2020-09-28 2024-05-31 中钞信用卡产业发展有限公司杭州区块链技术研究院 一种电子贸易单据共享方法、装置、设备及介质
CN112130772A (zh) * 2020-09-29 2020-12-25 合肥城市云数据中心股份有限公司 一种基于稀疏随机纠删码技术的区块链安全存储方法
CN112287033B (zh) * 2020-12-24 2021-03-19 腾讯科技（深圳）有限公司 一种数据同步方法、设备以及计算机可读存储介质
CN112714192B (zh) * 2021-03-25 2021-07-02 腾讯科技（深圳）有限公司 数据同步方法、装置、计算机可读介质及电子设备
CN112949582A (zh) * 2021-03-30 2021-06-11 吉安职业技术学院 基于区块链的生物特征采集系统
KR102650336B1 (ko) * 2021-05-04 2024-03-22 계명대학교 산학협력단 외부 저장소와 pbft 합의 알고리즘을 이용한 경량화 블록체인 제공 방법 및 장치
CN113765675B (zh) * 2021-06-21 2022-05-27 腾讯科技（深圳）有限公司 一种交易数据处理方法、装置、设备以及介质
CN114092252B (zh) * 2021-11-26 2024-06-25 成都质数斯达克科技有限公司 一种区块链交易执行方法、装置、设备及可读存储介质
CN114531450B (zh) * 2021-12-30 2024-01-09 北京天成通链科技有限公司 一种基于高度的区块链对等网络数据同步方法
CN114357080B (zh) * 2021-12-31 2024-11-08 蚂蚁区块链科技(上海)有限公司 账户数据的读写方法及装置
KR102672013B1 (ko) * 2022-03-14 2024-06-04 계명대학교 산학협력단 서비스 제공을 위한 블록체인 데이터 저장 방법 및 저장 관리장치
US11954074B2 (en) * 2022-04-28 2024-04-09 Micro Focus Llc Method and apparatus for efficient file/folder synchronization
CN115941285A (zh) * 2022-11-11 2023-04-07 北京自如信息科技有限公司 一种数据获取方法、系统、电子设备及存储介质
US12530369B2 (en) 2022-12-22 2026-01-20 Dropbox, Inc. Resume backup of external storage device using multi-root system
US12306800B2 (en) 2022-12-22 2025-05-20 Dropbox, Inc. Multi-root content management system
US12242427B2 (en) 2022-12-22 2025-03-04 Dropbox, Inc. Implementing different synchronization processes using a multi-root system
CN116614316B (zh) * 2023-07-20 2023-09-22 国网四川省电力公司信息通信公司 多终端场景的区块链数据安全控制方法和系统
US12463967B2 (en) 2024-03-04 2025-11-04 Bank Of America Corporation System and method to perform light-based data exchange operations

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170132621A1 (en) * 2015-11-06 2017-05-11 SWFL, Inc., d/b/a "Filament" Systems and methods for autonomous device transacting
US20170140375A1 (en) * 2015-11-15 2017-05-18 Michael Kunstel System and Method for Permissioned Distributed Block Chain
CN107145768B (zh) * 2016-03-01 2021-02-12 华为技术有限公司 版权管理方法和系统
US9635000B1 (en) * 2016-05-25 2017-04-25 Sead Muftic Blockchain identity management system based on public identities ledger
US20170345011A1 (en) 2016-05-26 2017-11-30 Hitfin, Inc. System and method executed on a blockchain network
US10417217B2 (en) * 2016-08-05 2019-09-17 Chicago Mercantile Exchange Inc. Systems and methods for blockchain rule synchronization
US10282558B2 (en) * 2016-09-02 2019-05-07 The Toronto-Dominion Bank System and method for maintaining a segregated database in a multiple distributed ledger system
CN106559211B (zh) * 2016-11-22 2019-12-13 中国电子科技集团公司第三十研究所 一种区块链中隐私保护智能合约方法
US10586210B2 (en) * 2016-11-30 2020-03-10 International Business Machines Corporation Blockchain checkpoints and certified checkpoints
WO2018119585A1 (zh) * 2016-12-26 2018-07-05 深圳前海达闼云端智能科技有限公司 区块链的权限控制方法、装置、系统及节点设备
US20180247191A1 (en) * 2017-02-03 2018-08-30 Milestone Entertainment Llc Architectures, systems and methods for program defined entertainment state system, decentralized cryptocurrency system and system with segregated secure functions and public functions
EP3593305A4 (en) * 2017-03-08 2020-10-21 IP Oversight Corporation SYSTEM AND METHOD FOR CREATING SECURE TOKENS OF COMMODITY ASSETS FROM RESERVES
CN106899412A (zh) * 2017-03-30 2017-06-27 北京链银博科技有限责任公司 一种区块链隐私保护方法、装置及系统
US10708070B2 (en) * 2017-05-24 2020-07-07 Nxm Labs Canada Inc. System and method for utilizing connected devices to enable secure and anonymous electronic interaction in a decentralized manner
WO2018223042A1 (en) * 2017-06-01 2018-12-06 Schvey, Inc. d/b/a/ Axoni Distributed privately subspaced blockchain data structures with secure access restriction management
US11556521B2 (en) * 2017-09-29 2023-01-17 Oracle International Corporation System and method for providing an interface for a blockchain cloud service
CN107807984A (zh) * 2017-10-31 2018-03-16 上海分布信息科技有限公司 一种分区的区块链网络及其实现分区共识的方法
US20190158275A1 (en) * 2017-11-22 2019-05-23 Michael Beck Digital containers for smart contracts
US10783272B2 (en) * 2017-12-08 2020-09-22 Nec Corporation Method and system of preserving privacy for usage of lightweight blockchain clients
CN108230109A (zh) 2018-01-02 2018-06-29 罗梅琴 一种基于区块链技术的共享系统及方法
CN108282539A (zh) * 2018-02-06 2018-07-13 北京奇虎科技有限公司 基于双层网络的去中心化存储系统
US10365922B1 (en) * 2018-04-10 2019-07-30 Sap Se Distributed-ledger based enterprise application deployment and management
CN110990407B (zh) 2018-04-27 2020-11-10 腾讯科技（深圳）有限公司 基于区块链的数据存储方法、装置、服务器及存储介质
CN109002349B (zh) 2018-06-25 2021-01-05 百度在线网络技术（北京）有限公司 应用程序交互方法、实现方法、装置、设备和介质
CN109326337B (zh) 2018-09-06 2021-09-03 西安电子科技大学 基于区块链的电子医疗记录存储和共享的模型及方法
TWM572512U (zh) 2018-09-28 2019-01-01 彰化商業銀行股份有限公司 使用區塊鏈技術之跨行帳戶交易查詢系統
CN109492419B (zh) 2018-11-27 2022-07-01 众安信息技术服务有限公司 用于获取区块链中的数据的方法、装置及存储介质
CA3051762A1 (en) 2018-12-13 2019-04-18 Alibaba Group Holding Limited Data isolation in a blockchain network
JP6821053B2 (ja) * 2019-03-21 2021-01-27 アドバンスド ニュー テクノロジーズ カンパニー リミテッド ブロックチェーンネットワークにおけるデータ隔離

Also Published As

Publication number Publication date
CN110998556A (zh) 2020-04-10
WO2019101246A2 (en) 2019-05-31
EP3610383B1 (en) 2021-07-07
EP3893433A1 (en) 2021-10-13
AU2019203869A1 (en) 2019-05-31
CA3058238A1 (en) 2019-05-31
EP3893433B1 (en) 2023-12-27
TW202036419A (zh) 2020-10-01
US20200304505A1 (en) 2020-09-24
US20210385223A1 (en) 2021-12-09
KR102243754B1 (ko) 2021-04-26
JP2020522036A (ja) 2020-07-27
WO2019101246A3 (en) 2020-01-23
US11228596B2 (en) 2022-01-18
EP3610383A4 (en) 2020-05-27
JP6821053B2 (ja) 2021-01-27
CN110998556B (zh) 2023-09-15
TWI721691B (zh) 2021-03-11
EP3610383A2 (en) 2020-02-19
CA3058238C (en) 2021-03-02
KR20200113155A (ko) 2020-10-06
US11265322B2 (en) 2022-03-01

Similar Documents

Publication Publication Date Title
SG11201909091TA (en) Data isolation in blockchain networks
SG11201906846YA (en) Data isolation in a blockchain network
SG11201908982QA (en) Managing sensitive data elements in a blockchain network
SG11201908983WA (en) Retrieving access data for blockchain networks using highly available trusted execution environments
SG11201902778UA (en) System and method for information protection
SG11201908981SA (en) Retrieving public data for blockchain networks using highly available trusted execution environments
AU2018348317B2 (en) Blockchain data protection using homomorphic encryption
SG11201908853YA (en) System and method for ending view change protocol
SG11201907155UA (en) Smart contract whitelists
SG11201909946UA (en) Logistic regression modeling scheme using secrete sharing
SG11201909630TA (en) Anti-replay attack authentication protocol
SG11201903533QA (en) Blockchain smart contract updates using decentralized decision
SG11201903438TA (en) System and method for information protection
SG11201903141QA (en) Business processing method and apparatus
SG11201910095VA (en) Cross-asset trading within blockchain networks
SG11201908651SA (en) Methods and devices for protecting sensitive data of transaction activity based on smart contract in blockchain
SG11201909013RA (en) Authentication based on a recoverd public key
SG11201906753UA (en) Digital certificate management method and apparatus, and electronic device
SG11201909861UA (en) Transferring digital tickets based on blockchain networks
SG11201906838QA (en) Data isolation in a blockchain network
SG11201907248QA (en) Improving blockchain transaction speeds using global acceleration nodes
SG11201903478WA (en) A domain name management scheme for cross-chain interactions in blockchain systems
SG11201908946PA (en) Program execution and data proof scheme using multiple key pair signatures
SG11201906834SA (en) Achieving consensus among network nodes in a distributed system
SG11201906830XA (en) Verifying integrity of data stored in a consortium blockchain using a public sidechain