Image Encryption Scheme Based on a Generalized Arnold Map and RSA Algorithm

Table 5

Comparison of correlation coefficients of man image.

Algorithm	Image	Cipher-image
		Horizontal	Vertical	Diagonal
	Man	0.9911	0.9850	0.9362
Proposed	Encrypted man	0.0065	−0.0046	−0.0017
Ref. [5]	Encrypted man	0.0198	0.0132	0.0032
Ref. [10]	Encrypted man	0.0685	0.0821	0.0821