Security Technology : International Conference, SecTech 2011, Held as Part of the Future Generation Information Technology Conference, FGIT 2011, in Conjunction with GDC 2011, Jeju Island, Korea, December 8-10, 2011. Proceedings - Tai-hoon Kim, Hojjat Adeli, Wai-chi Fang, Javier García Villalba, Kirk P. Arnett, Muhammad Khurram Khan ((Communications in Computer and Information Science))