| 2006 | CIS | A New Parallel Multiplier for Type II Optimal Normal Basis. | Chang Han Kim, Yongtae Kim, Sung Yeon Ji, IlHwan Park |
| 2005 | CIS | A Fast Inversion Algorithm and Low-Complexity Architecture over | Sosun Kim, Nam Su Chang, Chang Han Kim, Young-Ho Park, Jongin Lim |
| 2005 | ICCSA | Modified Sequential Normal Basis Multipliers for Type II Optimal Normal Bases. | Dong Jin Yang, Chang Han Kim, Young-Ho Park, Yongtae Kim, Jongin Lim |
| 2005 | INDOCRYPT | Modified Serial Multipliers for Type-IV Gaussian Normal Bases. | Chang Han Kim, Yongtae Kim, Nam Su Chang, IlHwan Park |
| 2003 | ACISP | Cryptanalysis of the Full Version Randomized Addition-Subtraction Chains. | Dong-Guk Han, Nam Su Chang, Seok Won Jung, Young-Ho Park, Chang Han Kim, Heuisu Ryu |
| 2003 | ICISC | Design of Bit Parallel Multiplier with Lower Time Complexity. | Seon Ok Lee, Seok Won Jung, Chang Han Kim, Janghong Yoon, Jae-Young Koh, Daeho Kim |
| 2002 | PKC | An Alternate Decomposition of an Integer for Faster Point Multiplication on Certain Elliptic Curves. | Young-Ho Park, Sangtae Jeong, Chang Han Kim, Jongin Lim |