| 2009 | CISIS | Anonymous Authentication System Using Group Signature. | Yun-kyung Lee, Seung-wan Han, Sokjoon Lee, Byung-Ho Chung, Deok-Gyu Lee |
| 2008 | APSCC | The Mechanism and Requirements for Detecting the Cross-Service Attack. | Seung-Hee Oh, Deok-Gyu Lee, Jong Wook Han |
| 2008 | Mobiquitous | The home device authentication system construction for pervasive home network. | Yun-kyung Lee, Deok-Gyu Lee, Jong Wook Han, Jeong-Nyeo Kim |
| 2008 | UIC | Time Stamp Protocol for Smart Environment Services. | Deok-Gyu Lee, Jong Wook Han, Jong Hyuk Park, Sang-Soo Yeo, Young-Sik Jeong |
| 2007 | APWEB | Home Network Device Authentication: Device Authentication Framework and Device Certificate Profile. | Yun-kyung Lee, Deok-Gyu Lee, Jong Wook Han, Kyo-Il Chung |
| 2007 | EUC | Security Technologies Based on Home Gateway for Making Smart Home Secure. | Geon Woo Kim, Deok-Gyu Lee, Jong Wook Han, Sang Wook Kim |
| 2007 | ISPA | Intelligent Home Network Authentication: S/Key-Based Home Device Authentication. | Deok-Gyu Lee, Ilsun You, Sang-Choon Kim, Yun-kyung Lee, Jong Wook Han, Kyo-Il Chung |
| 2007 | MMM | A Study on Key Distribution and ID Registration in the AAA System for Ubiquitous Multimedia Environments. | Seo-Il Kang, Deok-Gyu Lee, Im-Yeong Lee |
| 2007 | MMM | A Centralized-Abstraction and Replicated-View Architecture Running on Ubiquitous Networks for Collaborative Multimedia Distance Education Services. | Eung Nam Ko, Jong Hyuk Park, Deok-Gyu Lee, Kee Chun Bang, Soo Hong Kim |
| 2007 | PAKDD | Security Framework for Home Network: Authentication, Authorization, and Security Policy. | Geon Woo Kim, Deok-Gyu Lee, Jong Wook Han, Sang-Choon Kim, Sang Wook Kim |
| 2006 | EUC | Broadcast Encryption Using Efficient Key Distribution and Renewal for Ubiquitous Environments. | Deok-Gyu Lee, Jang-Su Park, Im-Yeong Lee |
| 2006 | HPCC | Authentication for Ubiquitous Multi Domain in Pervasive Computing Using PMI. | Deok-Gyu Lee, Jong Sik Moon, Jong Hyuk Park, Im-Yeong Lee |
| 2006 | ICCSA | Authentication for Single/Multi Domain in Ubiquitous Computing Using Attribute Certification. | Deok-Gyu Lee, Seo-Il Kang, Dae-Hee Seo, Im-Yeong Lee |
| 2006 | ICCSA | An Efficient Key Distribution for Ubiquitous Environment in Ad-Hoc Network Using Broadcast Encryption. | Deok-Gyu Lee, Jang-Su Park, Im-Yeong Lee, Yong-Seok Park, Jung-Chul Ahn |
| 2006 | KES | An Intelligent and Efficient Traitor Tracing for Ubiquitous Environments. | Deok-Gyu Lee, Seo-Il Kang, Im-Yeong Lee |
| 2005 | CIS | User-Oriented Multimedia Service Using Smart Sensor Agent Module in the Intelligent Home. | Jong Hyuk Park, Jun Choi, Sangjin Lee, Hye-Ung Park, Deok-Gyu Lee |
| 2005 | KES | Intelligent Multimedia Service System Based on Context Awareness in Smart Home. | Jong Hyuk Park, Heung-Soo Park, Sangjin Lee, Jun Choi, Deok-Gyu Lee |
| 2004 | ICCSA | A Study on Efficient Key Distribution and Renewal in Broadcast Encryption. | Deok-Gyu Lee, Im-Yeong Lee |