Implementasi Digital Signature Algorithm (DSA) Menggunakan Secure Hash Algorithm-256 (SHA-256) pada Media Gambar. Jurnal EurekaMatika, [S. l.], v. 7, n. 2, p. 30–38, 2019. Disponível em: https://ejournal-science.upi.edu/jem/article/view/242. Acesso em: 1 jul. 2026.