An Elliptic Curve Menezes–Qu–Vanston-Based Authentication and Encryption Protocol for IoT

Table 5

Memory consumption in KB.

Methods	ECC bits	Single user	Concurrent users
Traditional PKI	P-160	3,809.92	24,794.56
	P-192	9,313.11	75,827.24
	P-224	12,347.93	93,290.05
Cloud-based protocol	P-160	160.05	1,125.57
	P-192	1,125.57	5,303.21
	P-224	1,165.64	8,490.73
Edge-based proposed protocol	P-160	138.32	890.89
	P-192	632.84	4,987.64
	P-224	1,093.43	78,297.50