Mohammad Hesam Tadayon received the M.Sc. degree in mathematics from the University of Tarbiat Modares,Tehran, Iran, in 1997, and the Ph.D. degree in applied mathematics (coding and cryptography) from the University of Tarbiat Moallem of Tehran (Kharazmi), Tehran, Iran, in 2008. He has been holding an Assistant Professorship position with Iran Telecommunication Research Center (ITRC) since 2008. He is the director of IT Systems group at ITRC and also a member of national councils in the Iranian Ministry of Science and Technology. He has served in many research and industrial projects and is now conducting a national project on smart-phone security.