JP2021189431A - ブロックチェーンのプライバシーデータ処理方法、装置、デバイス及び記憶媒体 - Google Patents

ブロックチェーンのプライバシーデータ処理方法、装置、デバイス及び記憶媒体 Download PDF

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JP2021189431A
JP2021189431A JP2021026236A JP2021026236A JP2021189431A JP 2021189431 A JP2021189431 A JP 2021189431A JP 2021026236 A JP2021026236 A JP 2021026236A JP 2021026236 A JP2021026236 A JP 2021026236A JP 2021189431 A JP2021189431 A JP 2021189431A
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JP2021189431A5 (https=
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ドゥアン・ビン
Bing Duan
シアオ・ウェイ
Wei Xiao
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Baidu Online Network Technology Beijing Co Ltd
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    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • 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
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

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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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Databases & Information Systems (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
JP2021026236A 2020-05-29 2021-02-22 ブロックチェーンのプライバシーデータ処理方法、装置、デバイス及び記憶媒体 Pending JP2021189431A (ja)

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CN202010474245.3A CN111683071B (zh) 2020-05-29 2020-05-29 区块链的隐私数据处理方法、装置、设备以及存储介质
CN202010474245.3 2020-05-29

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JP2021189431A5 JP2021189431A5 (https=) 2022-10-12

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US (1) US11665000B2 (https=)
EP (1) EP3916604B1 (https=)
JP (1) JP2021189431A (https=)
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CN112615712B (zh) * 2020-12-16 2023-03-24 百度在线网络技术（北京）有限公司 数据的处理方法、相关装置及计算机程序产品
KR20220087297A (ko) * 2020-12-17 2022-06-24 삼성전자주식회사 처리 코드를 실행하는 스토리지 장치 및 이의 동작 방법
CN113014373B (zh) * 2021-02-20 2022-06-10 广东浪潮智慧计算技术有限公司 一种同态计算中的数据加密方法、装置、设备及介质
CN112580107A (zh) * 2021-02-23 2021-03-30 布比（北京）网络技术有限公司 基于区块链的数据开放方法、数据获取方法及相应装置
CN112989390A (zh) * 2021-04-15 2021-06-18 深圳前海移联科技有限公司 一种基于可插拔同态加密的区块链同质数据共享方法
CN113282935A (zh) * 2021-05-19 2021-08-20 中原银行股份有限公司 一种基于模型的预测方法、装置和存储介质
CN113438237B (zh) * 2021-06-24 2023-05-26 上海万向区块链股份公司 数据安全协同计算方法及系统
CN114358764B (zh) * 2021-11-15 2025-01-24 青岛国工新钻材料科技有限公司 基于区块链中智能合约的隐私计算方法及相关设备
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CN114362958B (zh) * 2021-12-28 2023-12-01 湖北工业大学 一种基于区块链的智能家居数据安全存储审计方法及系统
CN114490750A (zh) * 2021-12-29 2022-05-13 杭州趣链科技有限公司 数据聚合方法、装置、预言机节点及存储介质
CN114390035A (zh) * 2022-01-12 2022-04-22 国家计算机网络与信息安全管理中心陕西分中心 一种以太坊智能合约应用态势感知系统
CN114844685B (zh) * 2022-04-14 2024-08-02 华能招标有限公司 基于区块链的隐私数据认证设备、方法、装置及存储介质
CN114978651B (zh) * 2022-05-16 2023-07-07 中国联合网络通信集团有限公司 一种隐私计算存证方法、装置、电子设备及存储介质
CN115049477A (zh) * 2022-06-16 2022-09-13 中国银行股份有限公司 一种数据处理方法、装置及设备
CN115033367A (zh) * 2022-06-28 2022-09-09 天翼数字生活科技有限公司 一种基于区块链的大数据分析方法、装置、系统及介质
CN115242374A (zh) * 2022-07-19 2022-10-25 上海交通大学 支持fhe的智能合约引擎实现方法及系统
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CN115270203A (zh) * 2022-07-27 2022-11-01 蚂蚁区块链科技(上海)有限公司 隐私计算系统、方法及装置
CN115422589A (zh) * 2022-08-31 2022-12-02 联仁健康医疗大数据科技股份有限公司 一种数据处理方法、装置、电子设备及存储介质
CN116055564B (zh) * 2022-12-28 2024-08-16 支付宝(杭州)信息技术有限公司 跨平台的任务调度方法、计算任务执行方法和装置
CN115965388B (zh) * 2022-12-30 2023-12-22 国网数字科技控股有限公司 基于区块链的产业链金融密态溯源方法、装置及相关设备
JP7836274B2 (ja) * 2023-03-03 2026-03-26 株式会社日立製作所 分散台帳データ管理システム及びデータ管理方法
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CN119066696B (zh) * 2024-02-05 2025-04-08 北京华档致远科技有限公司 基于隐私保护的数据处理方法、装置、设备及存储介质
CN118114935B (zh) * 2024-03-07 2024-11-12 云南大学 一种基于区块链和隐私计算的空间众包任务分配方法
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CN119646282B (zh) * 2024-12-11 2025-11-04 中山大学 区块链交易数据采集方法、装置、电子设备及存储介质
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CN111683071A (zh) 2020-09-18
EP3916604A1 (en) 2021-12-01
EP3916604B1 (en) 2024-03-27
US20210377038A1 (en) 2021-12-02
KR102377187B1 (ko) 2022-03-21
CN111683071B (zh) 2023-02-28
US11665000B2 (en) 2023-05-30
KR20210148863A (ko) 2021-12-08

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