University of Surrey

Test tubes in the lab Research in the ATI Dance Research

Comment on "Modified Baptista type chaotic cryptosystem via matrix secret key" [Phys. Lett. A 372 (2008) 5427]

Rhouma, R, Solak, E, Arroyo, D, Li, SJ, Alvarez, G and Belghith, S (2009) Comment on "Modified Baptista type chaotic cryptosystem via matrix secret key" [Phys. Lett. A 372 (2008) 5427] Physics Letters. Section A: General, Atomic and Solid State Physics, 373 (37). 3398 - 3400. ISSN 0375-9601

PLA373(37).pdf - Accepted Version
Available under License : See the attached licence file.

Download (135kB)
PDF (licence)

Download (33kB)


In this comment, we analyze a recently proposed Baptista-like cryptosystem and show that it is not invertible. Others weaknesses are also reported. A modified version of this cryptosystem is proposed to show how to overcome the non-invertibility.

Item Type: Article
Additional Information: NOTICE: this is the author’s version of a work that was accepted for publication in Physics Letters A. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Physics Letters A, 373 (37), September 2009, DOI 10.1016/j.physleta.2009.07.035.
Uncontrolled Keywords: Baptista-like cryptosystem, Chaos-based cryptography, Cryptanalysis, Logistic map, Skew tent map, LOOK-UP TABLE, CRYPTANALYSIS, SCHEME, CRYPTOGRAPHY
Related URLs:
Divisions: Faculty of Engineering and Physical Sciences > Computing Science
Depositing User: Symplectic Elements
Date Deposited: 16 May 2012 19:03
Last Modified: 23 Sep 2013 19:26

Actions (login required)

View Item View Item


Downloads per month over past year

Information about this web site

© The University of Surrey, Guildford, Surrey, GU2 7XH, United Kingdom.
+44 (0)1483 300800