Taopan, Gever, Meiton Boru, and Adriana Fanggidae. “Security of Portable Document Format (PDF) Using Elliptic Curve Cryptography (ECC) Algorithm”. J-Icon : Jurnal Komputer dan Informatika 10, no. 1 (March 19, 2022): 47-54. Accessed December 22, 2024. https://ejurnal.undana.ac.id/index.php/jicon/article/view/5296.