Taopan G, Boru M, Fanggidae A. Security of Portable Document Format (PDF) Using Elliptic Curve Cryptography (ECC) Algorithm. jicon [Internet]. 19Mar.2022 [cited 18Apr.2024];10(1):47-4. Available from: https://ejurnal.undana.ac.id/index.php/jicon/article/view/5296