Majdi Al-qdah has a bachelor's degree in electrical engineering from the University of Houston and holds masters and PhD degees in computer engineering from Universiti Putra Malaysia. He has worked in various academic and industrial institutions globally; he is currently with the University of Hafr Al-Batin. Majdi has research interests in cryptography using various techniques including magic squares, e-learning techniques, information hiding, blockchain for health applications, and medical image processing.