Image Encryption Using a Spectrally Efficient Halton Logistics Tent (HaLT) Map and DNA Encoding for Secured Image...

Area of Science:

• Computer Science
• Cryptography
• Information Security

Background:

• Online security is paramount due to technological advancements.
• Existing image encryption methods require further enhancement for robust data protection.

Purpose of the Study:

• To propose a novel, secure, and efficient image encryption method.
• To enhance image security using a combination of chaotic systems, Halton sequences, and DNA encoding.

Main Methods:

• Developed a new chaotic map (HaLT map) by combining chaotic maps and Halton sequence.
• Implemented multi-level scrambling including inter- and intra-bit scrambling.
• Utilized a 5D hyper-chaotic map for random sequence generation and applied DNA encoding with seven operators for pixel diffusion.

Main Results:

• The proposed method demonstrated fast encryption speeds.
• Achieved superior encryption performance compared to state-of-the-art techniques.
• Showcased strong resistance against various security attacks.

Conclusions:

• The novel image encryption method provides a secure and efficient solution for protecting digital images.
• The combination of chaotic dynamics and DNA encoding offers a promising approach for advanced cryptography.