A self-cited pixel summation based image encryption algorithm
Ye Guo-Dong1, 2, †, Huang Xiao-Ling1, Zhang Leo Yu3, Wang Zheng-Xia4
       

Histogram test for Baboon: (a) plain image, (b) histogram of plain image, (c) histogram of cipher image; Barb: (d) plain image, (e) histogram of plain image, (f) histogram of cipher image.