Cybersecurity In Fintech Ecosystems: A Systematic Review of Threats and Security Strategies. International Research Journal on Advanced Engineering Hub (IRJAEH), [S. l.], v. 4, n. 08, p. 5244–5253, 2026. DOI: 10.47392/IRJAEH.2026.0686. Disponível em: https://irjaeh.com/index.php/journal/article/view/2004.. Acesso em: 4 sep. 2026.