A Scheme for Improving WEP Key Transmission between APs in Wireless Environment. - Chi Hyung In; Choong Seon Hong; Il Gyu Song (ICCSA (1), 2004)

An Enhanced SOS Architecture for DDoS Attack Defense Using Active Network Technology. - Chi Hyung In; Choong Seon Hong; Koji Okamura (AICT/SAPIR/ELETE, 2005)

Passive Cluster Based Clock Synchronization in Sensor Network. - Md. Mamun-Or-Rashid; Choong Seon Hong; Chi Hyung In (AICT/SAPIR/ELETE, 2005)