J. Y. Koh, K. M. Mohamad, and S. N. Ramli, “Rand-Quiz: Web-Based Quiz System with OTP Using KJY Password Generator”, aitcs, vol. 4, no. 2, pp. 159–174, Nov. 2023, Accessed: Apr. 07, 2026. [Online]. Available: https://penerbit.uthm.edu.my/periodicals/index.php/aitcs/article/view/12107