Title :
Cracking Chaos-based Encryption Systems Based on Laser Diodes with Optoelectronic Feedback with Two Delays
Author :
Ortín, S. ; Pesquera, L.
Author_Institution :
Instituto de Fisica de Cantabria (CSIC¿UC) and Departamento de FÃ\xadsica Moderna (UC), Avd. Los Castros s/n, E-39005, Santander, Spain. Email: ortin@ifca.unican.es
Abstract :
It is shown that chaotic cryptosystems based on optoelectronic feedback with two delays can be broken. A digital message is extracted for two different configurations by reconstructing the nonlinear dynamics with modular neural networks.
Keywords :
Chaos; Chaotic communication; Cryptography; Delay effects; Diode lasers; Laser feedback; Neural networks; Neurofeedback; Nonlinear optics; Optical feedback;
Conference_Titel :
Optical Communications, 2006. ECOC 2006. European Conference on
Conference_Location :
Cannes, France
Print_ISBN :
978-2-912328-39-7
Electronic_ISBN :
978-2-912328-39-7
DOI :
10.1109/ECOC.2006.4801056
