Privacy-Enhanced File Hosting With Multi-Factor Authentication and QR-Code-Based Access Tracking. International Journal of Engineering & Extended Technologies Research (IJEETR), [S. l.], v. 8, n. 2, p. 4663–4670, 2026. DOI: 10.15662/IJEETR.2026.0802474. Disponível em: https://ijeetr.com/index.php/ijeetr/article/view/932. Acesso em: 1 jun. 2026.