Efficient image encryption scheme with synchronous substitution and diffusion based on double S-boxes*

Project supported by the Natural Science Foundation of Shaanxi Province, China (Grant No. 2014JM8322).

Zhang Xuan-Ping, Guo Rui, Chen Heng-Wei, Zhao Zhong-Meng, Wang Jia-Yin
       

The decrypted images: (a) Decrypted image of Lena; (b) Decrypted image of Peppers; (c) Decrypted image of Baboon; (d) Decrypted image of Bridge; (e) Decrypted image of Boat; (f) Decrypted image of Lake; (g) Decrypted image of White; (h) Decrypted image of Black.