GROUP KEY MANAGEMENT AND SHARING PROTOCAL IN CLOUD COMPUTING ENVIRONMENT. International Journal of Engineering Research and Science & Technology, [S. l.], v. 22, n. 2(4), p. 1666–1673, 2026. DOI: 10.62643/. Disponível em: https://ijerst.org/index.php/ijerst/article/view/3928. Acesso em: 17 aug. 2026.