Method of critical data security and protection for hard protect card itself
Xiang Yun-zhu · Journal of Wuhan Polytechnic University · 2010
To solve the data security problem of hard protect card system,the paper analyzes the principle of the protect card systems,and further proposes a method of security protection for critical data in protect card system by utilizing hard disk retained sector fully and using technologies of data writing trap,port I/O block,data backup and recovery.