Efficient Physical-Layer Secret Key Generation and Authentication Schemes Based on Wireless Channel-Phase

Table 1

The evaluation of randomness test.

Test	value
Frequency	0.65
Block Frequency	0.55
Cumulative sum (Rev)	0.30
Cumulative sum (Fwd)	0.64
Approximate entropy	0.69
Runs	0.48
Longest run	0.54
Serial	0.72  0.55