Research Article
Image Blocking Encryption Algorithm Based on Laser Chaos Synchronization
Table 3
The entropy of plain image and its corresponding encrypted image.
| | | Gray images | Color baboon | | Girl | Lena | Boat | Binary | Elaine | Eight fine horses | Red | Green | Blue |
| | Plain image | 7.7256 | 7.5769 | 7.1951 | 1.0060 | 7.5030 | 6.9958 | 7.7532 | 7.4642 | 7.7722 | | Encrypted image | 7.9887 | 7.9898 | 7.9910 | 7.9916 | 7.9915 | 7.9905 | 7.9916 | 7.9917 | 7.9915 |
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