Muhammad Wahyu, M.Ilham Ramadhan, Puspita Sari Br Ginting, Adinda Zona Patrisia, Asprina Br. Surbakti, and Siti Jamilah Br Tarigan, “Design of an Arduino-Based Smart Home Security System Using PIR Sensors and Mobile Notifications”, JCEIT, vol. 2, no. 1, Nov. 2025.