N, Rupavathy, Carmel Mary Belinda M. J, and Nivedhitha G. “A Shoulder Surfing Resistance Using Graphical Authentication System”. International Journal of Engineering and Technology 7, no. 1.7 (February 5, 2018): 169–174. Accessed August 16, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/10644.