Mohamed HAFIDI is currently working as a Full Professor at the Computer Science Department of Annaba University, Algeria. He is received his P.h.D in computer science from the University of Annaba (Algeria) in 2018. He has several published papers in various books and international conferences. His current research interests are M-Learning, Smart education, cyber security, Social network, Big Data, Cognitive load, Ontology, Context Awareness, IOT.