Cluster-Based Authentication Process in a Smart City

Table 1

Levels of trust and their associated value ranges.

Levels of trust (LT)	Revocation list (RL)	Warning (W)	Low (L)	Mid (M)	High (H)	Very high (VH)
Value ranges	[0.00, 0.15]	[0.16, 0.30]	[0.31, 0.40]	[0.41, 0.50]	[0.51, 0.80]	[0.81, 1.00]