AI-Based Fraud Detection in Digital Payment Systems. International Research Journal on Advanced Engineering Hub (IRJAEH), [S. l.], v. 4, n. 09, p. 5570–5575, 2026. DOI: 10.47392/IRJAEH.2026.0727. Disponível em: https://irjaeh.com/index.php/journal/article/view/2049.. Acesso em: 16 oct. 2026.