Table 1 NIST-800-22 test results.
From: High-quality restoration image encryption using DCT frequency-domain compression coding and chaos
Statistical tests | p-values | Results |
|---|---|---|
Frequency (monobit) test | 0.191687 | Successful |
Block-frequency test | 0.102526 | Successful |
Cumulative-sums test | 0.162606 | Successful |
Runs test | 0.657933 | Successful |
Longest-run test | 0.637119 | Successful |
Binary matrix rank test | 0.350485 | Successful |
Discrete fourier transform test | 0.739918 | Successful |
Non-overlapping templates test | 0.007694 | Successful |
Overlapping templates test | 0.574903 | Successful |
Maurer’s universal statistical test | 0.964295 | Successful |
Approximate entropy test | 0.834308 | Successful |
Random-excursions test (x = − 4) | 0.000648 | Successful |
Random-excursions variant test (x = − 9) | 0.048716 | Successful |
Serial test-1 | 0.637119 | Successful |
Serial test-2 | 0.699313 | Successful |
Linear-complexity test | 0.616305 | Successful |
