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...this letter analyzes the security weakness of a recently proposed communication method based on chaotic modulation and masking using synchronization of two chaotic systems with dierent orders. it is shown that its application to secure...
Published in 2006.
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...this paper discusses the topic of using chaotic models for constructing secure communication systems. it investigates two different case...parameter identification algorithm. the effect of using a noi- sy public channel is investigated. the security of the proposed methods and their advantages and limitation are analyzed using intruder...
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...but the separated standard digital chaotic systems. since the digital chaotic systems are not affected by the internal noise and external noise, our synchronization scheme is much more robust than other synchronization schemes. based on this synchronization scheme, a chaos-based secure communication system is designed. we use return-map and spectrum to analyze the security...
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...the most well-known area of applicability of hybrid systems are naturally modeling, analysis and control design of embedded systems. switched systems are an important class of...for an application related to secure communications. let us briefly describe this context. chaotic behavior is one of the most complex dynamics a nonlinear system can exhibit. because the signals...
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...impulsive control. given the parameters of the chaotic system and the impulsive control law, an estimation of the upper bound of the impulse interval is given. we also present a theory of impulsive synchronization of two chaotic systems. a promising application of impulsive synchronization of chaotic systems to a secure communication scheme is presented. in this...
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...to the riccati differential equation. one of those makes the system robust to noise influences, and the other one is utilized for dealing with...shift cipher is combined with synchronization based on the ekf for developing a secure communication system. a semiconductor laser with optical...
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...method aiming to improve the security of chaos-based secure communications against return-map-based attacks. soon this modulation method...so satisfactory from a pure cryptographical point of view. the synchronization performance of this class of modulation-based schemes is also discussed....
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...a systematic tool which guarantees synchronization of a wide class of hyperchaotic systems via a scalar signal. by exploiting this result, we propose to combine conventional cryptographic methods and synchronization of chaotic circuits to design hyperchaos-based cryptosystems. this makes a new...
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...in order to solve security of data transmission in wireless network, a secure communication method based on chaotic synchronization is presented. by designing nonlinear state observer, two chaotic...proposed scheme has the characteristics of simple design, fast synchronized speed and high security when a well-known rossler chaotic system is applied to secure communication....