Implementasi Secure Hash Algorithm-256, Rivest Shamir Adleman, dan Quick Response Code Pada Digital Signature Untuk Menentukan Keabsahan Dokumen Proposal dan Surat. Infosecure, [S. l.], v. 3, n. 1, 2022. Disponível em: http://jurnal-pasca.unla.ac.id/index.php/infosecure/article/view/v3n1_01.. Acesso em: 4 jun. 2025.