2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/99232An analysis of a recently proposed cryptosystem based on chaotic oscillators and feedback inversion is presented. It is shown how the cryptosystem can be broken when Duffing's oscillator is considered. Some implementation problems of the system are also discussed.9 pages, 3 figures, latex formatChaotic Dynamicstext