Image encryption scheme based on fractional-order hyper-chaotic lorenz system with two-stage confusion-diffusion for enhanced pixel randomness. Journal of Soft Computing Exploration, [S. l.], v. 7, n. 1, p. 167–178, 2026. DOI: 10.52465/joscex.v7i1.7. Disponível em: https://joscex.shmpublisher.com/index.php/journal/article/view/7. Acesso em: 2 may. 2026.