An Improved Secure Image Encryption Algorithm Based on Rubik's Cube Principle and Digital Chaotic Cipher

Figure 10

Decrypted images (a) under salt and pepper noise attack, (b) under speckle noise attack, and (c) under cropping attack. (Test conditions: 𝛼=125, 𝛽₁=107, and 𝛽₂=202.)

(a)

(b)

(c)