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Multimedia Cryptosystem for IoT Applications Based on a Novel Chaotic System around a Predefined Manifold.

Li Li1, Ahmed A Abd El-Latif2, Sajad Jafari3,4

  • 1Shenzhen Institute of Information Technology, Shenzhen 518172, China.

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This study introduces a new chaotic oscillator for robust image encryption. The developed cryptosystem ensures multimedia data security for Internet of Things (IoT) applications.

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Area of Science:

  • Cryptography and Information Security
  • Nonlinear Dynamics and Chaos Theory
  • Computer Science and Engineering

Background:

  • Multimedia data security is critical due to increased internet usage and data sharing.
  • Traditional encryption methods face challenges in securing multimedia data against sophisticated threats.
  • Chaotic models offer unique properties for designing robust and secure cryptosystems.

Purpose of the Study:

  • To present a novel chaotic oscillator with dynamics localized around pre-defined manifolds.
  • To design and evaluate a new image cryptosystem based on the proposed chaotic oscillator.
  • To confirm the reliability and applicability of the cryptosystem for Internet of Things (IoT) applications.

Main Methods:

  • Development of a novel chaotic oscillator with unique dynamical properties.
  • Analysis of the complex dynamics and behavior of the proposed oscillator.
  • Application of the oscillator to design an image encryption system.
  • Comprehensive testing of the cryptosystem's performance and security features.

Main Results:

  • The novel chaotic oscillator exhibits complex dynamics localized around pre-located manifolds.
  • The developed image cryptosystem demonstrates high randomness, efficiency, and sensitivity.
  • The system shows strong resistance to various classical attacks and data loss.
  • Extensive analysis confirms the cryptosystem's suitability for multimedia security in IoT.

Conclusions:

  • The proposed chaotic oscillator provides a reliable foundation for advanced cryptosystems.
  • The novel image cryptosystem offers a secure and efficient solution for multimedia data protection.
  • The findings support the use of this cryptosystem in diverse Internet of Things (IoT) scenarios.