HERMANSA; RUSYDI UMAR; ANTON YUDHANA. Implementation of Playfair Cipher and Least Significant Bit Algorithms in Digital Imagery: Implementasi Algoritma Playfair Cipher dan Least Significant Bit pada Citra Digital. Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), [S. l.], v. 4, n. 3, p. 454–461, 2020. DOI: 10.29207/resti.v4i3.1877. Disponível em: https://jurnal.iaii.or.id/index.php/RESTI/article/view/1877. Acesso em: 30 oct. 2026.