A comparative synthesis of federated learning and differential privacy synergy: cross-domain insights from finance and healthcare deployments. Journal of Global Engineering Review, [S. l.], v. 4, n. 1, 2026. DOI: 10.66372/. Disponível em: https://gereview.com/index.php/jger/article/view/32. Acesso em: 31 may. 2026.