Dr. K. Shankar. received the M.C.A., M.Phil., and Ph.D. degrees in computer science from Alagappa University, Karaikudi, India. He is currently Post Doc Fellow in the Alagappa University, Karaikudi, India. He has several years of experience in research, academia, and teaching. Collectively, Dr. K. Shankar authored/co-authored over 39 ISI Journal articles (with total Impact Factor 100.546) and 121 Scopus Indexed Articles. Dr. K. Shankar guest-edited several special issues at many journals published by Inderscience and MDPI. He has been a part of various seminars, paper presentations, research paper reviews, and conferences as a convener and a session chair, a guest editor in journals. He has authored or co-authored many research papers in reputed journals and conferences. He serves as the reviewer in some SCI indexed Journals like IEEE, Elsevier, Springer and the IEEE conferences. He displayed vast success in continuously acquiring new knowledge and applying innovative pedagogies and has always aimed to be an effective educator and have a global outlook. His current research interests include Secret Image Sharing Scheme, Digital Image Security, Cryptography, Internet of Things, Healthcare applications and Optimization algorithms.