Ahmed, Shaymaa Taha, Qusay Kanaan Kadhim, Hamid Sadeq Mahdi Alsultani, and Widyan Salman abd almahdy. “Applying the MCMSI for Online Educational Systems Using the Two-Factor Authentication”. International Journal of Interactive Mobile Technologies (iJIM) 15, no. 13 (July 13, 2021): pp. 162–171. Accessed April 25, 2024. https://online-journals.org/index.php/i-jim/article/view/23227.