A Multilayered Risk-Aware Input Moderation Framework for Safe Large Language Models: SDGs: Primary SDG: SDG 9 - Industry, Innovation, and Infrastructure. | Secondary SDGs: SDG 3 - Good Health and Well-being, SDG 16 - Peace, Justice and Strong Institutions. Journal of Sustainable Smart Technologies, [S. l.], v. 1, n. 1, p. 41–55, 2026. Disponível em: https://jsstjournal.com/jsst/article/view/6. Acesso em: 7 aug. 2026.