| 摘要 |
<p>A remote updating method for information security device is provided. The method uses a remote source device which acts as an updating side to proceed security treatment to an updating information, and the information security device which acts as an updated side proceeds legitimacy verification to the received updating information, only if the verification is passed, the updating information is used to carry out the updating of internal program or data, so the information security device is ensured not to use the updating information which is tampered or faked by an attacker for the updating of internal program or data, so the attacker using an updating interface for attacking and destroying the information security device is avoided, so the creditability and reliability of remote updating of the information security device is guaranteed. At the same time, and updating error caused by the updating information making a mistake in the process of transmission is avoided. A remote updating system for information security device also is provided.</p> |
