Abukari, Arnold Mashud, Abukari Abdul Aziz Danaa, Diyawu Mumin, and Shiraz Ismail. “A Multi-Indicator Light Weight Defense Scheme for Smartphone Camera-Based Attacks”. Earthline Journal of Mathematical Sciences 13, no. 2 (September 29, 2023): 543-553. Accessed November 22, 2024. https://earthlinepublishers.com/index.php/ejms/article/view/769.