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All-optical cryptography of M-QAM formats by using two-dimensional spectrally sliced keys

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Author(s):
Abbade, Marcelo L. F. ; Cvijetic, Milorad ; Messani, Carlos A. ; Alves, Cleiton J. ; Tenenbaum, Stefan
Total Authors: 5
Document type: Journal article
Source: APPLIED OPTICS; v. 54, n. 14, p. 7-pg., 2015-05-10.
Abstract

There has been an increased interest in enhancing the security of optical communications systems and networks. All-optical cryptography methods have been considered as an alternative to electronic data encryption. In this paper we propose and verify the use of a novel all-optical scheme based on cryptographic keys applied on the spectral signal for encryption of the M-QAM modulated data with bit rates of up to 200 gigabits per second. (C) 2015 Optical Society of America (AU)

FAPESP's process: 08/57857-2 - Photonics for optical communications
Grantee:Hugo Luis Fragnito
Support Opportunities: Research Projects - Thematic Grants