Title:
RELIABLE USER SERVICE SYSTEM AND METHOD
Document Type and Number:
WIPO Patent Application WO/2020/220755
Kind Code:
A1
Abstract:
The present disclosure relates to a reliable user service method, comprising: sending an encrypted first hash value set to a data provider; receiving, from the data provider, an encrypted second hash value set and the encrypted first hash value set being encrypted again; encrypting the received encrypted second hash value set again so as to obtain the twice-encrypted second hash value set; obtaining an overlap between the twice-encrypted first hash value set and the twice-encrypted second hash value set, so as to acquire one or more users shared with the data provider; and recommending or providing a service to the one or more shared users.
Inventors:
HUANG HUI (CN)
ZHANG ZHENYU (CN)
ZHANG ZHENYU (CN)
Application Number:
PCT/CN2020/071606
Publication Date:
November 05, 2020
Filing Date:
January 12, 2020
Export Citation:
Assignee:
ADVANCED NEW TECHNOLOGIES CO LTD (CN)
International Classes:
H04L29/08; H04L29/06
Foreign References:
| CN110086817A | 2019-08-02 | |||
| CN108306891A | 2018-07-20 | |||
| CN102119506A | 2011-07-06 | |||
| CN108811519A | 2018-11-13 | |||
| CN108805598A | 2018-11-13 |
Attorney, Agent or Firm:
BEIJING BESTIPR INTELLECTUAL PROPERTY LAW CORPORATION (CN)
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