Jyotsna Kumar MandalKumar Jyotsna Mandal, M. Tech.(Computer Science, University of Calcutta), Ph.D.(Engg.,Jadavpur University) in the field of Data Compression and Error Correction Techniques, Professor in Computer Science and Engineering, University of Kalyani, India. e is the Life Member of Computer Society of India since 1992 and life member of cryptology Research Society of India. He is the Ex-Dean Faculty of Engineering, Technology & management, working in the field of Network Security, Steganography, Remote Sensing & GIS Application and Image Processing. He has 28 years of teaching and research experiences. Fifteen Scholars awarded Ph.D. and eight are pursuing. Total number of publications is three hundred sixty in addition of publication of five books from LAP Lambert, Germany. Read More Read Less