KHAIRALLAH, M. Security of COFB against Chosen Ciphertext Attacks. IACR Transactions on Symmetric Cryptology, [S. l.], v. 2022, n. 1, p. 138–157, 2022. DOI: 10.46586/tosc.v2022.i1.138-157. Disponível em: https://tosc.iacr.org/index.php/ToSC/article/view/9531. Acesso em: 16 may. 2022.