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

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Tarih

2009-09-07

Dergi Başlığı

Dergi ISSN

Cilt Başlığı

Yayıncı

Elsevier Science BV

Erişim Hakkı

info:eu-repo/semantics/closedAccess

Araştırma projeleri

Organizasyon Birimleri

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Özet

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.

Açıklama

The work described in this comment was partially supported by Ministerio de Educación y Ciencia of Spain , research grant SEG2004-02418, CDTI, Ministerio de Industria, Turismo y Comercio of Spain in collaboration with Telefónica I+D, Project SEGUR@ with reference CENIT-2007 2004, CDTI, Ministerio de Industria, Turismo y Comercio of Spain in collaboration with SAC, project HESPERIA (CENIT 2006-2009), and Ministerio de Ciencia e Innovación of Spain , project CUCO (MTM2008-02194). Shujun Li was supported by a fellowship from the Zukunftskolleg of the Universität Konstanz, Germany, which is part of the “Exzellenzinitiative” Program of the DFG (German Research Foundation). Ercan Solak was supported by The Scientific and Technological Research Council of Turkey (TÜBİTAK) under Project No. 106E143

Anahtar Kelimeler

Baptista-like cryptosystem, Chaos-based cryptography, Cryptanalysis, Logistic map, Skew tent map, Chaotic cryptosystems, Invertibility, Logistic maps, Secret key, Cryptography

Kaynak

Physics Letters A

WoS Q Değeri

Q3
Q3

Scopus Q Değeri

Q2

Cilt

373

Sayı

37

Künye

Rhouma, R., Solak, E., Arroyo, D., Li, S., Alvarez, G. & Belghith, S. (2009). Comment on “Modified baptista type chaotic cryptosystem via matrix secret key” [phys. lett. A 372 (2008) 5427]. Physics Letters A, 373(37), 3398-3400. doi:10.1016/j.physleta.2009.07.035