Discrete Dynamics in Nature and Society

Research Article

Image Encryption Technology Based on Fractional Two-Dimensional Triangle Function Combination Discrete Chaotic Map Coupled with Menezes-Vanstone Elliptic Curve Cryptosystem

Table 4

Comparison of information entropy.
Algorithm Image Original image Encrypted image
Proposed Lena 7.2185 7.9993
[1]Lena 7.2072 7.9973
[4] Lena Undefined7.9972
[19]Lena Undefined7.987918
[20] Lena 7.4471447.988847