VEERASINGAM, VIMALESWARI; HARUN, NUR ZIADAH. A Security Level Comparison of Caesar cipher, Columnar Transposition cipher and Row Transposition cipher in Tamil Messages. Applied Information Technology And Computer Science, [S. l.], v. 4, n. 1, p. 092–108, 2023. Disponível em: https://penerbit.uthm.edu.my/periodicals/index.php/aitcs/article/view/7501. Acesso em: 8 apr. 2026.