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1. (WO2017036048) TERMINAL SYSTEM UPDATING METHOD AND SYSTEM

Pub. No.:    WO/2017/036048    International Application No.:    PCT/CN2015/100248
Publication Date: Fri Mar 10 00:59:59 CET 2017 International Filing Date: Fri Jan 01 00:59:59 CET 2016
IPC: H04L 29/08
Applicants: YULONG COMPUTER TELECOMMUNICATION SCIENTIFIC (SHENZHEN) CO., LTD.
宇龙计算机通信科技(深圳)有限公司
Inventors: HE, Xiaobing
何小兵
Title: TERMINAL SYSTEM UPDATING METHOD AND SYSTEM
Abstract:
The present invention provides a terminal system updating method. After downloading an over-the-air (OTA) data packet, a host system obtaining a security system OTA data packet for updating security system from the OTA data packet, the security system OTA data packet including at least an android package (APK) installation package; detecting the application packet name and digital signature of each APK respectively; when the application packet name of the APK matches a preset application packet name, and the digital signature of the APK matches a standard digital signature, installing the APK installation package. APK installation operation is performed only when both of the application packet name and digital signature of each APK installation package for security system updating are detected to be correct. Uniqueness of APK and security of security system are guaranteed, and potential security risks caused by unofficial APK implanting into security system are effectively prevented.