2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/19825Two neural networks which are trained on their mutual output bits show a novel phenomenon: The networks synchronize to a state with identical time dependent weights. It is shown how synchronization by mutual learning can be applied to cryptography: secret key exchange over a public channel.9th International Conference on Neural Information Processing, Singapore, Nov. 2002Disordered Systems and Neural NetworksStatistical Mechanicstext