| 2007 | UIC | A Secure Pairwise Key Establishment Scheme in Wireless Ad Hoc Networks. | Taeyeon Kim, HeeMan Park, HyungHyo Lee |
| 2006 | ISI | Design and Implementation of a Policy-Based Privacy Authorization System. | Hyang-Chang Choi, Seungyong Lee, HyungHyo Lee |
| 2006 | UIC | Jini-Based Ubiquitous Computing Middleware Supporting Event and Context Management Services. | Seungyong Lee, YoungLok Lee, HyungHyo Lee |
| 2006 | WEBIST | Context-Awareness Simulation Toolkit - A Study on Secure Context-Based Learning in Ubiquitous Computing. | InSu Kim, HeeMan Park, BongNam Noh, YoungLok Lee, Seungyong Lee, HyungHyo Lee |
| 2005 | EUC | Development of Event Manager and Its Application in Jini Environment. | YoungLok Lee, HyungHyo Lee, Seungyong Lee, InSu Kim, BongNam Noh |
| 2005 | EUC | The Design and Implementation of Secure Event Manager Using SPKI/SDSI Certificate. | YoungLok Lee, HyungHyo Lee, Seungyong Lee, HeeMan Park, BongNam Noh |
| 2005 | ICCSA | A Privacy Protection Model in ID Management Using Access Control. | Hyang-Chang Choi, YongHoon Yi, Jae-Hyun Seo, BongNam Noh, HyungHyo Lee |
| 2004 | ICCS | A New Authorization Model for Workflow Management System Using the RPI-RBAC Model. | Seungyong Lee, Yongmin Kim, BongNam Noh, HyungHyo Lee |
| 2004 | ICCS | A Rule-Based Intrusion Alert Correlation System for Integrated Security Management. | Seong Ho Lee, HyungHyo Lee, BongNam Noh |
| 2004 | ICCSA | A New Role-Based Authorization Model in a Corporate Workflow Systems. | HyungHyo Lee, Seungyong Lee, BongNam Noh |
| 2003 | APWEB | Applying RBAC Providing Restricted Permission Inheritance to a Corporate Web Environment. | YongHoon Yi, MyongJae Kim, YoungLok Lee, HyungHyo Lee, BongNam Noh |
| 2001 | ISADS | Data Protection in Mobile Agents: One-time Key-based Approach. | Jong-Youl Park, Dong-Ik Lee, HyungHyo Lee |