ZA202110379B - Data sharing method and system based on multi-party fully homomorphic encryption - Google Patents

Data sharing method and system based on multi-party fully homomorphic encryption

Info

Publication number
ZA202110379B
ZA202110379B ZA2021/10379A ZA202110379A ZA202110379B ZA 202110379 B ZA202110379 B ZA 202110379B ZA 2021/10379 A ZA2021/10379 A ZA 2021/10379A ZA 202110379 A ZA202110379 A ZA 202110379A ZA 202110379 B ZA202110379 B ZA 202110379B
Authority
ZA
South Africa
Prior art keywords
system based
data sharing
sharing method
homomorphic encryption
fully homomorphic
Prior art date
Application number
ZA2021/10379A
Other languages
English (en)
Inventor
Chen Zhigang
Song Xinxia
Original Assignee
Univ Zhejiang Wanli
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 Univ Zhejiang Wanli filed Critical Univ Zhejiang Wanli
Publication of ZA202110379B publication Critical patent/ZA202110379B/en

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Medical Informatics (AREA)
  • Telephonic Communication Services (AREA)
ZA2021/10379A 2021-03-09 2021-12-14 Data sharing method and system based on multi-party fully homomorphic encryption ZA202110379B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110254124.2A CN112906030B (zh) 2021-03-09 2021-03-09 基于多方全同态加密的数据共享方法和系统

Publications (1)

Publication Number Publication Date
ZA202110379B true ZA202110379B (en) 2022-02-23

Family

ID=76108053

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2021/10379A ZA202110379B (en) 2021-03-09 2021-12-14 Data sharing method and system based on multi-party fully homomorphic encryption

Country Status (2)

Country Link
CN (1) CN112906030B (zh)
ZA (1) ZA202110379B (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113434888B (zh) * 2021-07-06 2022-08-26 建信金融科技有限责任公司 数据共享方法、装置、设备及系统
CN113438078B (zh) * 2021-08-26 2021-11-23 山东师范大学 多客户端交集数据计算过程中的隐私保护方法及系统
CN114020842A (zh) * 2021-11-04 2022-02-08 长春理工大学 一种基于同态加密技术的数据共享方法及装置
CN113987559B (zh) * 2021-12-24 2022-04-08 支付宝(杭州)信息技术有限公司 保护数据隐私的双方联合进行数据处理的方法及装置
CN114499844B (zh) * 2022-01-11 2024-02-13 蚂蚁区块链科技(上海)有限公司 多方安全乘法的执行方法、装置、设备及介质
CN114885038B (zh) * 2022-04-24 2023-12-29 华控清交信息科技(北京)有限公司 一种加密协议转换方法、结果获取节点和隐私计算节点
CN115694778A (zh) * 2022-09-14 2023-02-03 广州芳禾数据有限公司 烟草数据跨域安全流通方法和系统
CN115587897B (zh) * 2022-11-25 2023-06-30 杭州煋辰数智科技有限公司 一种基于隐私计算的警税联合分析方法
CN117910024B (zh) * 2024-03-19 2024-05-24 深圳市纽创信安科技开发有限公司 密钥生成方法及装置、电子设备和存储介质

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200151356A1 (en) * 2017-08-11 2020-05-14 Duality Technologies, Inc. System and method for fast and efficient searching of encrypted ciphertexts
CN108200066A (zh) * 2018-01-04 2018-06-22 南京邮电大学 一种基于属性加密的物流大数据访问控制系统及方法
EP3660765A1 (en) * 2018-11-29 2020-06-03 Ikerlan, S. Coop Computer-implemented method for processing a data set under non-disclosure conditions
CN109936435B (zh) * 2019-01-24 2022-08-30 中国人民武装警察部队工程大学 具有快速同态运算过程ntru型多密钥全同态加密方法
CN110266721B (zh) * 2019-07-05 2020-04-28 西南交通大学 一种基于同态的云辅助动态通用安全多方计算方法
CN111478765B (zh) * 2020-04-03 2023-06-09 广西大学 一种云环境下的同态密文范围索引方法
CN112182649B (zh) * 2020-09-22 2024-02-02 上海海洋大学 一种基于安全两方计算线性回归算法的数据隐私保护系统
CN112383388B (zh) * 2020-11-06 2023-04-25 华南师范大学 一种基于云计算大数据的双秘钥加密系统及方法

Also Published As

Publication number Publication date
CN112906030A (zh) 2021-06-04
CN112906030B (zh) 2023-05-16

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