A Study on DRM System for On/Off Line Key Authentication. - Kun-Won Jang; Chan-Kil Park; Jung-Jae Kim 003; Moon-Seog Jun (Security and Management, 2006)

Digital Video WaterMarking System Using Audio Information of Image Discrete Frequency on Improved Security Through Pre-Preocessing. - Kyung-Sang Sung; Jung-Jae Kim 003; Moon-Seog Jun; Hae-Seok Oh (DMIN, 2006)

Multimedia Contents Security by Wireless Authentication. - Jung-Jae Kim 003; Kwang-Hyoung Lee; So Yeon Min; Jeong Gyu Jee (EUC Workshops, 2006)