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计算机应用研究 2005
Detecting VFS Kernel Backdoor Software in Linux
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Abstract:
A new backdoor technology which intrudes VFS (Virtual Filesystem Switch) driver of Linux kernel was introduced two years ago. With it, backdoor software can escape from being detected by existing technology and impair the security of Linux system greatly. Analyzed this technology and Linux kernel, designed and implemented a detecting technology for this kind of backdoor software. The detecting technology is better than existing backdoor detecting software.