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DNA-Inspired Lightweight Cryptographic Algorithm for Secure and Efficient Image Encryption.

Mahmoud A Abdelaal1, Abdellatif I Moustafa2, H Kasban1

  • 1Engineering Department, Nuclear Research Center, Egyptian Atomic Energy Authority, Cairo 13759, Egypt.

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Summary
This summary is machine-generated.

This study introduces a novel DNA-inspired encryption method for IoT devices, balancing security and efficiency. It outperforms traditional methods on Arduino R3, enhancing safety in critical applications.

Keywords:
DNA-based cryptographyIoT securitylightweight encryptionparallel optical cryptosystemstochastic pixel encryption

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Area of Science:

  • Cryptography
  • Biotechnology
  • Computer Engineering

Background:

  • Internet of Things (IoT) devices require secure and efficient cryptographic solutions for critical applications.
  • Existing encryption methods like AES and XOR struggle to balance speed, energy consumption, and robustness on resource-constrained IoT platforms.
  • Current DNA-based cryptography often overlooks hardware limitations of IoT devices, such as the Arduino R3.

Purpose of the Study:

  • To propose an improved encryption technique for resource-constrained IoT environments.
  • To develop a hardware-aware cryptographic solution inspired by DNA processing and optical computing.
  • To address the limitations of conventional encryption methods in terms of speed, energy, and robustness.

Main Methods:

  • Incorporation of stochastic DNA-inspired processing with optical computing.
  • Utilizing stochastic pixel selection and DNA-encoded key generation.
  • Enhancement through parallel optical processing for efficient implementation.

Main Results:

  • Achieved superior performance on Arduino R3 with an encryption time of 3956 μs and memory usage of 773 bytes.
  • Demonstrated strong resistance to differential and linear cryptanalysis (DP = 0.051, LP = 0.045).
  • Exhibited near-ideal key entropy (7.99 bits/key) and minimal autocorrelation (0.018).

Conclusions:

  • The proposed algorithm offers a practical and efficient cryptographic solution for IoT devices.
  • It effectively overcomes the trade-offs associated with conventional encryption techniques.
  • Enables practical applications in real-time medical monitoring and nuclear radiation detection systems.