Digital Rights Management for E-Commerce Systems

Lambros Drossos graduated from the Department of Mathematics of the University of Thessaloniki in Greece. He received his PhD by the Department of Mathematics of the University of Patras in 1993. His research area is focusing on dynamic systems and analytical arithmetic methods which apply to chaotic dynamics. He is a professor at the Department of Applied Informatics in Management and Finance of the Technical Educational Institute of Messolonghi. He has published an important number of papers in international scientific journals and conferences.

Dimitrios Tsolis is an associate professor (with contract) of the Department of Computer Engineering and Informatics of the University of Patras. He is responsible for the courses ?Legal and Social Aspects of New Technologies?, ?Quality in Software Engineering?, ?Internet Technologies? and ?Introduction to Informatics?. His Ph.D. was focusing on Digital Rights Management Systems for E-commerce. He has over 30 publications in Journals, Conferences and Technical Reports about DRMS, Copyright Management and Protection, E-commerce and DRMs etc.

Spryos Sioutas obtained his diploma and Phd degree from the department of Computer Engineering and Informatics of the University of Patras. His current research interests include Spatio-Temporal Databases, Data Structures, Algorithms and I/O Complexity, Computational Geometry, Peer-to-Peer Networks, knowledge management and advanced information systems. He has published about 60 articles in international conferences, Books, Journals and Technical Reports. Main Research Interests include spatio-temporal and multimedia databases, efficient I/O algorithms and data structures, computational geometry and computer graphics, P2P computing, information systems and Web services, and educational software.

Theodore Papatheodorou has held several academic and consulting positions in Greece and the United States. Since 1984 he has been a Professor at the Department of Computer Engineering and Informatics of the University of Patras, the first Computer Science/Engineering Department in Greece. He developed the HPCLab of the University of Patras, which now employs about fifty faculty members, graduate researchers and computer engineers. Currently he is the Director of this laboratory. He also initiated the establishment of the Computer Technology Institute (CTI). As the first Director of CTI (1985-1990) he led the Institute?s development and R&D work. Prof. Papatheodorou has received wide recognition for his work and several international awards. Most recent distinctions include the Best Paper Award in Supercomputing, Dallas, Texas, November 2000, the first prize in the Moebius Competition (Hellenic Section) for the CD-ROM on the life of Melina Merkouri, and the selection of this CD-ROM in the top 4 in Europe (Europrix Competition ? Cultural Section). He has authored numerous publications in several areas of Computer Engineering and Computer Science. [Editor]