Title :
Eavesdropping in all-optical data encryption using chaotic external-cavity diode lasers
Author :
Sivaprakasam, S. ; Paul, J. ; Spencer, P.S. ; Shore, K.A.
Author_Institution :
Sch. of Informatics, Univ. of Wales, Bangor, UK
Abstract :
An all-optical scheme is used to encode a message in a chaotic optical communication system. Conditions are identified which allow an eavesdropper to extract the message from the chaotic carrier.
Keywords :
cryptography; laser beam applications; laser feedback; optical chaos; optical communication; optical information processing; optical isolators; optical modulation; semiconductor lasers; synchronisation; telecommunication security; Fabry-Perot diode lasers; all-optical data encryption; chaotic external-cavity diode lasers; chaotic optical communication; chaotic transmitter; eavesdropping; message encoding; message extraction; optical feedback; optical isolator; optical modulation; optical synchronisation; secure communications; system integrity; Chaos; Chaotic communication; Cryptography; Diode lasers; Isolators; Laser feedback; Optical attenuators; Optical feedback; Optical modulation; Optical transmitters;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.967821
