A novel color image encryption algorithm based on genetic recombination and the four-dimensional memristive hyperchaotic system
Chai Xiu-Li1, 2, †, , Gan Zhi-Hua3, Lu Yang4, Zhang Miao-Hui1, Chen Yi-Ran2
       

Histograms of the plain images, cipher images, and decrypted images. (a) Histogram of all black. (b) Histogram of cipher image. (c) Histogram of decrypted image. (d) Histogram of all white. (e) Histogram of cipher image. (f) Histogram of decrypted image. (g) Histogram of Lena. (h) Histogram of cipher image. (i) Histogram of decrypted image. (j) Histogram of girl. (k) Histogram of cipher image. (l) Histogram of decrypted image. (m) Histogram of pens. (n) Histogram of cipher image. (o) Histogram of decrypted image.