Table 9 NIST randomness test on Fruit image of Fig. 10 of dimension \(256 \times 256\) containing three color channels.

From: A DNA-based color image cryptosystem using chaotic maps, spiral mixing and non-linear binary operator

Test

p-value

Result

Monobit

0.766

Passed

Frequency within block

0.721

Passed

Runs

0.34

Passed

Longest run ones in a block

0.338

Passed

Binary matrix rank

0.989

Passed

Discrete fourier transform

0.686

Passed

Non overlapping template matching

1

Passed

Maurers universal

0.999

Passed

Serial

0.147

Passed

Approximate entropy

0.027

Passed

Cumulative sums

0.049

Passed

Random excursion

0.957

Passed

Random excursion variant

0.695

Passed