An Efficient V2I Authentication Scheme for VANETs

Table 2

Definition of symbols.

Symbols	Definition
	The running time of an exponentiation operation
	The running time of a bilinear pairing operation
	The running time of multiplication operation with two bilinear pairings
	The running time of a point addition operation correlated with the ECC
	The running time of a scale multiplication operation correlated with the ECC
	The running time of a common hash function operation