John G. Levine Julian B. Grizzard Henry L. Owen Detecting and Categorizing Kernel-Level Rootkits to Aid Future Detection. 24-32 2006 4 IEEE Security & Privacy 1 http://doi.ieeecomputersociety.org/10.1109/MSP.2006.11 db/journals/ieeesp/ieeesp4.html#LevineGO06