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1. (WO2018049977) METHOD AND DEVICE FOR GUARANTEEING SYSTEM SECURITY

Pub. No.:    WO/2018/049977    International Application No.:    PCT/CN2017/099338
Publication Date: Fri Mar 23 00:59:59 CET 2018 International Filing Date: Tue Aug 29 01:59:59 CEST 2017
IPC: G06F 21/55
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
Inventors: FEI, Lihua
费立华
Title: METHOD AND DEVICE FOR GUARANTEEING SYSTEM SECURITY
Abstract:
Provided are a method and device for guaranteeing system security. The method comprises: providing a dynamically-loadable kernel module (LKM) in a Linux system of an EPG device; loading a pre-set security configuration file in the LKM; and when executing a file operation, firstly detecting whether a current file operation is legitimate according to the security configuration file, and where it is determined that the file operation is legitimate, executing the current file operation, and where it is determined that the file operation is illegitimate, refusing to execute the file operation. The method and device solves the problem in the relevant art that a security level of an EPG device is low, thereby greatly improving the security of an EPG device.