Batubara, Muhammad Iqbal. “Implementasi Algoritma One Time Pad (OTP) Untuk Pengamanan Pesan Short Message Service (SMS)”. MEANS (Media Informasi Analisa dan Sistem) 4, no. 2 (December 6, 2019): 193–199. Accessed April 19, 2024. https://ejournal.ust.ac.id/index.php/Jurnal_Means/article/view/580.