Chenghuai Lu Tao Zhang Weidong Shi Hsien-Hsin S. Lee M-TREE: A high efficiency security architecture for protecting integrity and privacy of software. 1116-1128 2006 66 J. Parallel Distrib. Comput. 9 http://dx.doi.org/10.1016/j.jpdc.2006.04.011 db/journals/jpdc/jpdc66.html#LuZSL06