| 2008 | SERVICES | Wireless Certificate Management Protocol Supporting Mobile Phones. | Yong Lee, Jaeil Lee, Goo Yeon Lee |
| 2007 | ISPA | An Information Aggregation Scheme of Multi-node in Ubiquitous Sensor Networks. | Haeryong Park, Seongan Lim, Ikkwon Yie, Hyun Kim, Kilsoo Chun, Jaeil Lee |
| 2006 | ICPADS | The Algorithm to Enhance the Security of Multi-Agent in Distributed Computing Environment. | Haeryong Park, Hak Soo Ju, Kilsoo Chun, Jaeil Lee, Seungho Ahn, Bongnam Noh |
| 2006 | ISPA | Group Key Agreement Protocol Among Mobile Devices in Different Cells. | Jeeyeon Kim, Seungjoo Kim, Kilsoo Chun, Jaeil Lee, Dongho Won |
| 2006 | ISPA | Efficient Attribute Authentication in Wireless Mobile Networks. | Jaeil Lee, Inkyoung Jeun, Seoklae Lee |
| 2006 | WISA | Privacy Protection in PKIs: A Separation-of-Authority Approach. | Taekyoung Kwon, Jung Hee Cheon, Yongdae Kim, Jaeil Lee |
| 2004 | ICCSA | Practical Digital Signature Generation Using Biometrics. | Taekyoung Kwon, Jaeil Lee |
| 2004 | Networking | A Secure Web Services for Location Based Services in Wireless Networks. | Minsoo Lee, Jintaek Kim, Sehyun Park, Jaeil Lee, Seoklae Lee |
| 2003 | ACISP | Mobile PKI: A PKI-Based Authentication Framework for the Next Generation Mobile Communications. | Jabeom Gu, Sehyun Park, Ohyoung Song, Jaeil Lee, Jaehoon Nah, Sung Won Sohn |
| 2003 | ICCSA | Secure and Scalable Mobile IP Registration Scheme Using PKI. | Jaepil Yoo, Keecheon Kim, Hyunseung Choo, Jaeil Lee, JooSeok Song |
| 2002 | ICISC | A Model for Embedding and Authorizing Digital Signatures in Printed Documents. | Jaeil Lee, Taekyoung Kwon, Sanghoon Song, JooSeok Song |