| 2019 | ICIS | Early-Bird or Last-Minute? The Impact of Mobile Channel Adoption on Purchasing Behavior. | Changhoon Lee, Yongjin Park, Jae-Hyeon Ahn |
| 2015 | ICIP | Segment-wise online learning based on greedy algorithm for real-time multi-target tracking. | Changhoon Lee, Chang Dong Yoo |
| 2015 | ICISC | New Efficient Padding Methods Secure Against Padding Oracle Attacks. | HyungChul Kang, Myungseo Park, Dukjae Moon, Changhoon Lee, Jongsung Kim, Kimoon Kim, Juhyuk Kim, Seokhie Hong |
| 2014 | ICIP | Greedy algorithm for real-time multi-object tracking. | Tae-Ho Kim, Changhoon Lee, Chang Dong Yoo |
| 2012 | AINA | Related-Key Attack on the MD-64 Block Cipher Suitable for Pervasive Computing Environments. | Jinkeon Kang, Kitae Jeong, Sang-Soo Yeo, Changhoon Lee |
| 2007 | ACISP | Related-Key Amplified Boomerang Attacks on the Full-Round Eagle-64 and Eagle-128. | Kitae Jeong, Changhoon Lee, Jaechul Sung, Seokhie Hong, Jongin Lim |
| 2006 | ACISP | Forgery and Key Recovery Attacks on PMAC and Mitchell's TMAC Variant. | Changhoon Lee, Jongsung Kim, Jaechul Sung, Seokhie Hong, Sangjin Lee |
| 2006 | CHES | HIGHT: A New Block Cipher Suitable for Low-Resource Device. | Deukjo Hong, Jaechul Sung, Seokhie Hong, Jongin Lim, Sangjin Lee, Bonseok Koo, Changhoon Lee, Donghoon Chang, Jesang Lee, Kitae Jeong, Hyun Kim, Jongsung Kim, Seongtaek Chee |
| 2006 | ICCSA | Provable Security for an RC6-like Structure and a MISTY-FO-like Structure Against Differential Cryptanalysis. | Changhoon Lee, Jongsung Kim, Jaechul Sung, Seokhie Hong, Sangjin Lee |
| 2006 | ISPA | Sized-Based Replacement-k Replacement Policy in Data Grid Environments. | HongJin Park, Changhoon Lee |
| 2006 | SCN | Related-Key Attacks on the Full-Round Cobra-F64a and Cobra-F64b. | Jiqiang Lu, Changhoon Lee, Jongsung Kim |
| 2004 | ACISP | Related Key Differential Cryptanalysis of Full-Round SPECTR-H64 and CIKS-1. | Youngdai Ko, Changhoon Lee, Seokhie Hong, Sangjin Lee |
| 2004 | ICISC | Padding Oracle Attacks on Multiple Modes of Operation. | Taekeon Lee, Jongsung Kim, Changhoon Lee, Jaechul Sung, Sangjin Lee, Dowon Hong |
| 2004 | INDOCRYPT | Related-Key Attacks on DDP Based Ciphers: CIKS-128 and CIKS-128H. | Youngdai Ko, Changhoon Lee, Seokhie Hong, Jaechul Sung, Sangjin Lee |
| 2003 | INDOCRYPT | Impossible Differential Attack on 30-Round SHACAL-2. | Seokhie Hong, Jongsung Kim, Guil Kim, Jaechul Sung, Changhoon Lee, Sangjin Lee |
| 2003 | INDOCRYPT | Impossible Differential Cryptanalysis for Block Cipher Structures. | Jongsung Kim, Seokhie Hong, Jaechul Sung, Changhoon Lee, Sangjin Lee |
| 2002 | ICICS | A Chosen Plaintext Linear Attack on Block Cipher CIKS-1. | Changhoon Lee, Deukjo Hong, Sungjae Lee, Sangjin Lee, Hyungjin Yang, Jongin Lim |