An Image Encryption Algorithm Based on Multichaotic System and DNA Coding

Table 10

MSE and PSNR values.

Attacks	Degree	PSNR
		Ref. [18]	Ref. [9]	Ref. [15]	Our study
Gaussian noise	Variance is 0.0001	35.1889	27.9122	32.1278	35.6820
	Variance is 0.0003	33.2182	27.8909	32.1362	35.6493
	Variance is 0.0005	32.3709	27.8935	32.1352	35.6915
Salt and pepper noise	Density is 0.01	47.7232	27.9196	39.0378	42.3384
	Density is 0.05	40.6816	27.9184	32.5863	34.9672
	Density is 0.25	33.7355	27.8949	28.2967	29.1269
Cropping	12.5%	36.7361	27.8948	36.5865	37.0017
	25%	33.7410	27.9166	33.6903	33.9202
	50%	30.7403	27.8844	30.7129	30.8924