发明名称 |
ELECTRONIC TERMINAL, CONTROL METHOD, COMPUTER PROGRAM AND INTEGRATED CIRCUIT |
摘要 |
An electronic terminal performs early detection of unauthorized analysis thereon and prevents unauthorized acquisition and falsification of confidential information that is not to be released to a third party. The electronic terminal stores confidential information that is protected by consecutive application of a plurality of protection measures for defense against an attack from a third party. The electronic terminal monitors for attacks to the protection measures from an external source, and upon detecting an attack on one protection measure, updates a protection state of the confidential information to a new protection state in which either a new protection measure has been added to a protection path from the one attacked protection means to the confidential information, or the one protection measure on the path has been updated to a higher defense level.
|
申请公布号 |
US2011004771(A1) |
申请公布日期 |
2011.01.06 |
申请号 |
US20090919313 |
申请日期 |
2009.03.19 |
申请人 |
MATSUSHIMA HIDEKI;MATSUZAKI NATSUME;YOKOTA KAORU;HAGA TOMOYUKI |
发明人 |
MATSUSHIMA HIDEKI;MATSUZAKI NATSUME;YOKOTA KAORU;HAGA TOMOYUKI |
分类号 |
G06F21/24;G06F11/30 |
主分类号 |
G06F21/24 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|