Title	A Survey of Security issues in Collaborative Virtual Environment
Author	Seunglim Yong, Hyun-Yi Moon, Yuseung Sohn, Miguel Fernandes
Citation	Vol. 8  No. 1  pp. 14-19
Keywords	Collaborative virtual environment, virtual reality, security requirement, security solution

Title	Intellectual Property Protection System for a Workstation using Policy based Watermarking Scheme
Author	Yuseung Son, Seunglim Yong, Miguel Fernandes
Citation	Vol. 8  No. 8  pp. 201-206
Keywords	Intellectual property protection, 3D watermarking, file system filter driver, user tracing