Zebua, Taronisokhi, and Eferoni Ndruru. “How to Create and Randomize a Vegenere Cipher Key Based on the Key Procedure of RC4+ Algorithm”. The IJICS (International Journal of Informatics and Computer Science) 3, no. 2 (October 2, 2019): 59–65. Accessed October 28, 2025. https://ejurnal.stmik-budidarma.ac.id/index.php/ijics/article/view/1404.