A Lightweight Key Generation Scheme for Secure Device-to-Device (D2D) Communication

Table 2

NIST statistical test suite results.

Test
Runs	0.92	0.89	0.86	0.77	0.65
FFT	0.87	0.82	0.82	0.78	0.71
Frequency	0.89	0.84	0.79	0.73	0.64
Approx. entropy	0.91	0.87	0.76	0.67	0.63
Longest run of ones	0.83	0.84	0.81	0.78	0.69