Zailani, Raden, Khairil Khairil, and Abdussalam Akbar. “Android-Based Cryptography Applications Using The Rail Fence Cipher Algorithm”. Jurnal Media Computer Science 2, no. 2 (July 19, 2023): 303–318. Accessed December 22, 2024. https://jurnal.unived.ac.id/index.php/jmcs/article/view/4569.