A Novel Approach to Role-Based Access Control. - Song-hwa Chae; Wonil Kim; Dong-Kyoo Kim (International Conference on Computational Science, 2003)

Efficient Role Based Access Control Method in Wireless Environment. - Song-hwa Chae; Wonil Kim; Dong-Kyoo Kim (PWC, 2004)

Role-Based Access Control Model for Ubiquitous Computing Environment. - Song-hwa Chae; Wonil Kim; Dong-Kyoo Kim (WISA, 2005)

A Privacy-Aware Service Protocol for Ubiquitous Computing Environments. - Gunhee Lee; Song-hwa Chae; Inwhan Hwang; Manpyo Hong (EUC Workshops, 2006)

uT-RBAC: Ubiquitous Role-Based Access Control Model. - Song-hwa Chae; Wonil Kim; Dong-Kyoo Kim (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Semantic Representation of RTBAC: Relationship-Based Access Control Model. - Song-hwa Chae; Wonil Kim (APWeb/WAIM Workshops, 2007)