VFL-HMF: Enhancing IIoT Security with Federated Learning and Homomorphic Matrix Factorization: VFL-HMF: ENHANCING IIoT SECURITY WITH FL AND HOMOMORPHIC MF. Journal of Scientific & Industrial Research (JSIR), [S. l.], v. 84, n. 5, p. 556–566, 2025. DOI: 10.56042/jsir.v84i5.11836. Disponível em: https://or.niscpr.res.in/index.php/JSIR/article/view/11836. Acesso em: 13 may. 2026.