An Efficient Lightweight Cryptographic Instructions Set Extension for IoT Device Security

Table 7

NPCR and UACI key sensitivity tests.

Cipher	Image	NPCR (%)	UACI (%)
PRESENT	Baboon	99.5316	33.3880
	Barbara	99.5636	33.3658
	Lena	99.5300	33.5705
	Pepper	99.6033	33.4735
PRINCE	Baboon	99.6017	33.7597
	Barbara	99.5911	33.6328
	Lena	99.5239	33.5062
	Pepper	99.5605	34.0071