Telecommunication and information techniques and system III
Hock Chuan Chua, Jianfeng Ma, Xugang Lu, Tee Chye Chiam, Gang Li · DR-NTU (Nanyang Technological University) · 2001
In this report, we discuss the problem of protecting digital information such as software, document, music and video from illegal redistribution by an authorized user, and present some efficient eneryption schemes and group signature techniques.