YOGAPRAKASH M G, C. M. ,. Achieving Data Confidentiality And Access Control Through Ciphertext Property Based on Symmetric Encryption with Undeniable Assignment. International Journal of Engineering and Computer Science, india, v. 5, n. 4, 2017. Disponível em: http://ijecs.in/index.php/ijecs/article/view/967. Acesso em: 30 apr. 2024.