Title:
FILE SHARING METHOD, COMPUTER DEVICE AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2019/165707
Kind Code:
A1
Abstract:
The present application relates to a file sharing method, a computer device and a storage medium. The method comprises: receiving a first encrypted file transmission request; acquiring a second user public key, and generating a temporary symmetric encryption key; acquiring a first encrypted file; obtaining an original file according to a first user symmetric key, and using the temporary symmetric encryption key to encrypt the original file so as to obtain a second encrypted file; using the second user public key to obtain an encrypted key file; sending the first encrypted file transmission request to a terminal corresponding to a second user, and receiving a second user symmetric key returned by the terminal according to the first encrypted file transmission request; acquiring a second user private key according to the second user public key, and obtaining the temporary symmetric encryption key according to the second user private key; and obtaining the original file according to the temporary symmetric encryption key, obtaining a third encryption file according to the second user symmetric key, and transmitting the third encryption file to the terminal corresponding to the second user.
Inventors:
SUN YAZHOU (CN)
CHEN BIN (CN)
GUO YUSHUN (CN)
DU XIAOJUN (CN)
CHEN JIE (CN)
CHEN BIN (CN)
GUO YUSHUN (CN)
DU XIAOJUN (CN)
CHEN JIE (CN)
Application Number:
PCT/CN2018/086482
Publication Date:
September 06, 2019
Filing Date:
May 11, 2018
Export Citation:
Assignee:
SHENZHEN DIAGNOA GENOMICS TECH CO LTD (CN)
International Classes:
H04L29/06; H04L9/08; H04L29/08
Domestic Patent References:
| WO2001001629A1 | 2001-01-04 |
Foreign References:
| CN105025001A | 2015-11-04 | |||
| CN106254324A | 2016-12-21 | |||
| CN104917759A | 2015-09-16 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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