Perdana GA, Carudin, Rini Mayasari. Implementasi Algoritma Kriptografi Playfair Cipher untuk Mengamankan Data Aset. JIP [Internet]. 2021 Feb. 23 [cited 2025 Dec. 7];7(2):109-14. Available from: https://jurnal.polinema.ac.id/index.php/jip/article/view/2532