Title:
SECURE OPERATING SYSTEM UPDATE METHOD USED IN RELIABLE EXECUTION ENVIRONMENT
Document Type and Number:
WIPO Patent Application WO/2016/095796
Kind Code:
A1
Abstract:
A secure operating system update method used in a reliable execution environment, the method comprising: after an upgrade server produces an upgrade file package, sending an upgrade update notification to a target security information interaction device (A1); after an upgrade update monitor module in a multi-media operating system on the security information interaction device monitors and receives the upgrade update notification, sending an upgrade update command to the secure operating system (A2); after an upgrade application module of the secure operating system receives the upgrade update command, establishing a second secure channel with the upgrade server, then the upgrade server pushes the upgrade file package to the secure operating system on the second secure channel in an encrypted way (A3); and after the upgrade file package is received, the upgrade application module, on the basis of the upgrade file package, conducts an upgrade operation on the secure operating system (A4). The above method can continuously update and maintain the secure operating system.
Inventors:
HE SHUO (CN)
GUO WEI (CN)
ZHOU YU (CN)
CHEN CHENGQIAN (CN)
GUO WEI (CN)
ZHOU YU (CN)
CHEN CHENGQIAN (CN)
Application Number:
PCT/CN2015/097362
Publication Date:
June 23, 2016
Filing Date:
December 15, 2015
Export Citation:
Assignee:
CHINA UNIONPAY CO LTD (CN)
International Classes:
G06F21/57
Foreign References:
| CN104168557A | 2014-11-26 | |||
| CN104040498A | 2014-09-10 | |||
| CN103282911A | 2013-09-04 | |||
| CN101021795A | 2007-08-22 | |||
| US20030070162A1 | 2003-04-10 |
Attorney, Agent or Firm:
CHINA PATENT AGENT (HK) LTD. (CN)
中国专利代理(香港)有限公司 (CN)
中国专利代理(香港)有限公司 (CN)
Download PDF: