Privacy-Preserving Cross-Zone Ride-Matching for Online Ride-Hailing Service

Table 2

Per-ride computation cost evaluation.

Scheme	Rider			Driver		RSUs
	Comp (s)			Comp (s)		Comp (s)
	Genkey (ms)	Enc (ms)	Dec (ms)	Loadkey (ms)	Enc (ms)	Loadkey (ms)	CompDist (ms)
PrivateRide	1.34	2.39	6,212.44	0.36	2.39	0.29	98,665.60
ORide	1.34	2.39	1.89	0.36	2.39	0.29	187.81
CRide (3 3)	1.34	2.39	3.591	0.36	2.39	0.29	356.82