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Patent Searching and Data


Title:
GROUP FILE MANAGEMENT METHOD, USER TERMINAL, AND GROUP CHAT SYSTEM
Document Type and Number:
WIPO Patent Application WO/2018/018726
Kind Code:
A1
Abstract:
Embodiments of the present invention provide a group file management method, a user terminal, and a group chat system. The method comprises: when needing to send a group file, a sending terminal selecting communication information from communication history as an encryption parameter according to a preset rule; encrypting the group file by using the encryption parameter to generate a to-be-sent file; and sending the to-be-sent file to a chat group; after receiving the group file, a receiving terminal selecting communication information from the communication history as a decryption parameter according to a preset rule; decrypting the group file by using the decryption parameter; if the decryption succeeds, displaying the decrypted group file; and if the decryption fails, hiding the group file. By means of implementation of the embodiments of the present invention, only a user terminal having communication history with particular communication information can see a group file, so that when a group file is to be sent to a user storing the particular communication information, the group file can be sent by using an existing chat group, thereby improving user experience.

Inventors:
LIU XIAOHUI (CN)
Application Number:
PCT/CN2016/099468
Publication Date:
February 01, 2018
Filing Date:
September 20, 2016
Export Citation:
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Assignee:
ZTE CORP (CN)
International Classes:
H04W12/02; H04L12/58
Foreign References:
CN105049332A2015-11-11
CN104394530A2015-03-04
CN101114979A2008-01-30
CN105306337A2016-02-03
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
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