Fitriyani, Aida, 		Lubis, Hendarman, 		Yaddarabullah, Yaddarabullah, AND 		Sari, Rafika.
" Keamanan Sistem Login Menggunakan Multifactor Authentication dan Algoritma Hashing" <em>Journal of Information System, Informatics and Computing</em> [Online], Volume 9 Number 2 (6 December 2025)