Efficient Encryption System for Numerical Image Safe Transmission

Table 2

Comparative study of the PSNR and E values for the Lena image.

Cryptosystem	PSNR	E
[13]	—	7.99920
[22]	—	7.99122
[23]	10.0454	7.75970
[24]	—	7.90303
[25]	9.3000	7.99910
[26]	—	7.99730
Proposed algorithm	4.495	7.99935