A Color Image Encryption Scheme Based on a Novel 3D Chaotic Mapping

Figure 11

The correlation plots of two adjacent pixels for plaintext and ciphertext. (a) Horizontal correlation of plaintext; (b) vertical correlation of plaintext; (c) diagonal correlation of plaintext; (d) horizontal correlation of ciphertext; (e) vertical correlation of ciphertext; (f) diagonal correlation of ciphertext.

(a)

(b)

(c)

(d)

(e)

(f)