Skip to main content

Table 6 Results for encryption using new S-box in different noisy environments

From: A highly nonlinear S-box based on a fractional linear transformation

Images Entropy Contrast Correlation Energy Homog.
Plain image 7.4451 0.2100 0.9444 0.1455 0.9084
Encryption at \(\sigma =25\) 7.1936 7.3974 0.0068 0.0153 0.3934
Encryption at \(\sigma =50\) 7.1545 7.2851 0.0043 0.0161 0.3992
Encryption at \(\sigma =75\) 7.1269 6.5029 0.0015 0.0180 0.4133