Table 7 Comparison table of information entropy of cryptographic images.

From: An encryption algorithm for color images based on an improved dual-chaotic system combined with DNA encoding

Image enciphering technique

Lena

Baboon

Reference26

7.9992

7.9993

Reference27

7.9973

7.9981

Reference28

7.9990

7.9800

Proposed algorithm

7.9994

7.9993

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