Research Article
A Dynamic Image Encryption Scheme Based on Quantum Walk and Chaos-Induced DNA
Table 8
Chaos sequence and randomness of encrypted images.
| Statistical | Chaos sequence | Encrypted image | Results |
| The monobit test | 0.860756 | 0.689611 | Pass | The frequency within the block test | 0.401163 | 0.990926 | Pass | The runs test | 0.600514 | 0.946440 | Pass | The longest run ones in a block test | 0.480094 | 0.893439 | Pass | The binary matrix rank test | 0.214521 | 0.345263 | Pass | The discrete Fourier transform test | 0.546087 | 0.248709 | Pass | The nonoverlapping template matching test | 0.095765 | 0.182840 | Pass | The overlapping template matching test | 0.304126 | 0.354126 | Pass | The maurer’s universal test | 0.275141 | 0.543087 | Pass | The linear complexity test | 0.363908 | 0.627588 | Pass | The serial test | 0.764028 | 0.807876 | Pass | The approximate entropy test | 0.960277 | 0.718097 | Pass | The cumulative sums test | 0.191262 | 0.883478 | Pass | The random excursion test | 0.246383 | 0.215611 | Pass | The random excursion variant test | 0.220671 | 0.150435 | Pass |
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