Research Article

Scramble-Based Secret Key Generation Algorithm in Physical Layer Security

Table 2

NIST test suite results.

Test items-values (RISKG)
e = 0.01e = 0.001e = 0.0001

Frequency0.58380.31150.2549
Block frequency0.98520.03380.2888
Cumulative sums0.87400.22760.4583
0.54460.56200.2915
Runs0.65800.75190.0248
Longest run0.31740.54420.3696
Approximate entropy0.98250.97320.9814
Serial0.49890.49890.1529
0.49850.23390.9855