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1. (WO2018218953) DATA BACKUP METHOD AND DEVICE, STORAGE MEDIUM AND SERVER

Pub. No.:    WO/2018/218953    International Application No.:    PCT/CN2017/120079
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Sat Dec 30 00:59:59 CET 2017
IPC: H04L 29/08
Applicants: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Inventors: LIN, Li An
Title: DATA BACKUP METHOD AND DEVICE, STORAGE MEDIUM AND SERVER
Abstract:
A data backup method and device, a storage medium and a server are provided. The data backup method is applied to a first server, and includes: a backup request containing first data to be backed up is acquired from a terminal, the backup request being configured to request the first server to back up the first data; a key acquisition request is sent to a second server according to the backup request, the key acquisition request containing characteristic information of the first data; a first encryption key is acquired from the second server, the first encryption key being generated according to the characteristic information of the first data; and the first data is encrypted to generate first encrypted data according to the first encryption key, and the first encrypted data is stored. The data backup method and device and server provided by the embodiments have a beneficial effect of improving security of data stored in the server.