It lasted more than two years to complete the two latest network security operation and maintenance work, "open source security operation and maintenance platform OSSIM difficult to resolve: Beginners," "open source security operation and maintenance platform OSSIM difficult to resolve: to improve the chapter," issued by the People's Post published and in August this year from 21 to 25 took part in the Beijing international book Festival, the book's debut attracted many new readers attention. Books Xinhua Bookstore and the major electricity supplier platform are sold.
