Title:
DATA PROCESSING
Document Type and Number:
WIPO Patent Application WO/2023/169079
Kind Code:
A1
Abstract:
Embodiments of the present description provide a data processing method and apparatus, which are applied to a system comprising a data provider and N secure multi-party computation (MPC) computing parties, N being an integer greater than 3. According to the method of the embodiments, firstly, the MPC computing parties obtain first data components from a data message sent by the data provider, the first data components being some of data components in a plurality of data components obtained after the data provider splits privacy data, and the first data components being logic components; and then conversion from the logical components to arithmetic components is performed on the first data components to obtain second data components for MPC processing.
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| WO/2023/166009 | MULTI-FACTOR DATA CERTIFICATION |
Inventors:
QIAN ZHONGTIAN (CN)
PAN WUQIONG (CN)
WEI TAO (CN)
LI TINGTING (CN)
WEI ZHENQIANG (CN)
LI TIANYI (CN)
PAN WUQIONG (CN)
WEI TAO (CN)
LI TINGTING (CN)
WEI ZHENQIANG (CN)
LI TIANYI (CN)
Application Number:
PCT/CN2023/071505
Publication Date:
September 14, 2023
Filing Date:
January 10, 2023
Export Citation:
Assignee:
ALIPAY HANGZHOU INF TECH CO LTD (CN)
International Classes:
H04L9/40; H04L9/08
Domestic Patent References:
| WO2019231481A1 | 2019-12-05 |
Foreign References:
| CN114726511A | 2022-07-08 | |||
| CN114726512A | 2022-07-08 | |||
| CN111049847A | 2020-04-21 | |||
| CN111737757A | 2020-10-02 | |||
| CN112688779A | 2021-04-20 | |||
| CN113708930A | 2021-11-26 |
Attorney, Agent or Firm:
BEIJING BESTIPR INTELLECTUAL PROPERTY LAW CORPORATION (CN)
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