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Plain and encrypted histogram of splash image (512 × 512); (a–c) Plain histograms for three grey channels of splash image. (d–f) Shuffled histograms for three grey channels of splash image. (g–i) Encrypted three channels of splash image using Julia fractals. (j–l) Final histograms of three channels using 3D Lorenz chaotic maps. (m,n) Final histogram of combined three channels for the splash test image.
