Security Enhancement of a Flexible Payment Scheme and Its Role-Based Access Control. - Chin-Chen Chang 001; Yi-Fang Cheng; Iuon-Chang Lin (Inscrypt, 2007)

A novel key management scheme for dynamic multicast communications. - Chin-Chen Chang 001; Yi-Fang Cheng; Iuon-Chang Lin (Int. J. Commun. Syst., 2009)