Title :
Masking of 4096-level intensity modulation signals by noises for secure communication employing Y-00 cipher protocol
Author :
Futami, Fumio ; Hirota, Osamu
Author_Institution :
Quantum ICT Res. Lab., Tamagawa Univ., Tokyo, Japan
Abstract :
Error-free operation of physical stream cipher based on Y-00 protocol using 4096-level intensity modulation signals is demonstrated with the masking effect on the secret key. The intensity noise successfully masks 255-signal levels against direct-detection attack.
Keywords :
cryptographic protocols; optical modulation; telecommunication security; 4096-level intensity modulation signals; Y-00 cipher protocol; direct-detection attack; error-free operation; physical stream cipher; secret key; secure communication; Adaptive optics; Encryption; Noise; Optical receivers; Optical transmitters;
Conference_Titel :
Optical Communication (ECOC), 2011 37th European Conference and Exhibition on
Conference_Location :
Geneva
Print_ISBN :
978-1-4577-1918-9
