Nelsen Septa Henidar, Achmad Fauzan, Ridho Muktiadi, Lahan Adi Purwanto Wijaya, and Tresna Yudha Prawira. 2024. “Securing Access to Academic Information Systems With WhatsApp-Based OTP: Implementation at Senior High School”. Journal of ICT, Design, Engineering and Technological Science 8 (1):30-36. https://doi.org/10.33150/JITDETS-8.1.5.