Palette and Index Change Technique for Steganoraphy Based on an Indexcolor. - Se-Min Kim; Gil-Je Lee; Kee-Young Yoo (ITNG, 2008)

A Reversible Secret Sharing Scheme Based on GF(2^8). - Dong-Hyun Kim; Gil-Je Lee; Min-Ho Park; Kee-Young Yoo (ITNG, 2012)

Unlinkable authentication for roaming user in heterogeneous wireless networks. - Eun-Kyung Ryu; Gil-Je Lee; Kee-Young Yoo (ICCVE, 2013)

Reversible Image Hiding Scheme for High Quality Based on Histogram Shifting. - Dae-Soo Kim; Gil-Je Lee; Kee-Young Yoo (ITNG, 2013)

A reversible data hiding scheme based on histogram shifting using edge direction predictor. - Dae-Soo Kim; Gil-Je Lee; Kee-Young Yoo (RACS, 2014)

Design of a cellular automata cell with rule 30 on quantum-dot cellular automata. - Sang-Ho Shin; Jun-Cheol Jeon; Gil-Je Lee; Kee-Young Yoo (SAC, 2014)

Consistency Analysis for Secure Reconstruction in Secret Image Sharing. - Anneke Soraya Hidayat; Gil-Je Lee; Eun-Jun Yoon; Kee-Young Yoo (MoMM, 2015)

An anonymous ID-based remote mutual authentication with key agreement protocol on ECC using smart cards. - Reddy A. Goutham; Gil-Je Lee; Kee-Young Yoo (SAC, 2015)

An improved double image digital watermarking scheme using the position property. - Gil-Je Lee; Kee-Young Yoo (Multim. Tools Appl., 2015)

An in-depth analysis of strong t-consistency on secret image sharing. - Anneke Soraya Hidayat; Gil-Je Lee; Eun-Jun Yoon; Kee-Young Yoo (Int. J. Pervasive Comput. Commun., 2016)

A real-time secret image sharing with fairness. - Gil-Je Lee; Eun-Jun Yoon; Cheonshik Kim; Kee-Young Yoo (J. Real Time Image Process., 2018)