Defense Mechanism for Information and Communication Infrastructure. - Eun-Jung Choi; Ju-Young Yu; Young-Hyun Kim; Myuhng Joo Kim; Do-Yoon Ha; Hyung-Jong Kim (International Conference on Internet Computing, 2003)

Design and implementation of SIP-aware DDoS attack detection system. - Do-Yoon Ha; Hwankuk Kim; KyoungHee Ko; Chang-Yong Lee; JeongWook Kim; Hyun-Cheol Jeong (ICIS, 2009)

A SIP-TRW algorithm for DDoS attack detection in SIP environments. - Sung-Yeol Yun; Cheol-Joong Kim; Do-Yoon Ha; Hyun-Cheol Jeong; Seok-Cheon Park (ICUIMC, 2010)

Design and Implementation of SIP-aware DDoS Attack Detection System. - Do-Yoon Ha; Chang-Yong Lee; Hyun-Cheol Jeong; Bong-Nam Noh (Adv. Inf. Sci. Serv. Sci., 2010)