JITEN SARDANA. Secure Messaging Protocols for Transactional Health Notifications. Utilitas Mathematica , [S. l.], v. 122, n. 2, p. 267–290, 2025. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/2707. Acesso em: 10 feb. 2026.