Abstract
The fractional logistic map holds rich dynamics and is adopted to generate chaotic series. A watermark image is then encrypted and inserted into the original images. Since the encryption image takes the fractional order within (0, 1], it increases the key space and becomes difficult to attack. This study provides a robust watermark method in the protection of the copyright of hardware, images, and other electronic files.
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Zai-rong WANG and Dumitru BALEANU designed the research. Zai-rong WANG introduced the algorithm. Babak SHIRI implemented the method and drafted the manuscript. Zai-rong WANG, Babak SHIRI, and Dumitru BALEANU revised and finalized the manuscript.
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Zai-rong WANG, Babak SHIRI, and Dumitru BALEANU declare that they have no conflict of interest.
Project supported by the Sichuan Science and Technology Support Program, China (No. 2018JY0120)
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Wang, Zr., Shiri, B. & Baleanu, D. Discrete fractional watermark technique. Front Inform Technol Electron Eng 21, 880–883 (2020). https://doi.org/10.1631/FITEE.2000133
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DOI: https://doi.org/10.1631/FITEE.2000133