A Robust and Fast Image Encryption Scheme Based on a Mixing Technique

Table 9

Comparison of some recent works with the proposed one.

	Key space	Key sensitivity	Average correlation	Entropy	NPCR	UACI	Encryption time (s)
Proposed algorithm		99.62	0.004	7.9993	99.62	33.46
[62] (2020)		—	0.003	7.9980	99.68	33.47	—
[51] (2020)		99.60	0.004	7.9970	99.61	33.43	0.251
[63] (2020)		—	0.004	7.9976	99.60	33.47	—
[64] (2020)		—	0.051	7.9991	99.56	33.43	—
[65] (2020)		—	0.023	7.9992	99.61	33.45	—
[66] (2020)	10^105	99.04	0.003	7.9975	99.60	—	0.52
[67] (2020)	10^135	—	0.0202	7.9974	99.60	33.55	0.5156
[68] (2020)	2^192	—	0.002	7.9974	99.59	33.45	—
[37] (2020)	10^120	—	0.003	7.9993	99.59	33.50	0.402
[69] (2020)	(28  ×  28)! ×  2196644	—	0.005	7.9972	99.60	33.50	1.9143
[70] (2020)	2^(8 ^× ^65536 ^+ ^1)		0.004	7.9972	99.62	30.91	—