A Lightweight Image Encryption Algorithm Based on Message Passing and Chaotic Map

Table 7

Comparison of the plain-image sensitivity test in the image Lena.

Algorithm	NPCR	UACI
Proposed	0.996097	0.334557
[29]	0.995964	0.334762
[31]	0.996124	0.334591
[34]	0.996216	0.336510
[35]	0.996107	0.334436