An Approach for Detecting Flooding Attack Based on Integrated Entropy Measurement in E-Mail Server. - Hsing-Chung Chen; Shian-Shyong Tseng; Chuan-Hsien Mao; Chao-Ching Lee; Rendabel Churniawan (EMC/HumanCom, 2013)

Secure Multicast Key Protocol for E-Mail System Using Factorial Number Structure. - Hsing-Chung Chen; Chao-Ching Lee; Chuan-Hsien Mao; Chun-Cheng Pan (IMIS, 2013)

A secure e-mail protocol using ID-based FNS multicast mechanism. - Hsing-Chung Chen; Cheng-Ying Yang; Hui-Kai Su; Ching-Chuan Wei; Chao-Ching Lee (Comput. Sci. Inf. Syst., 2014)