Design and Simulation of Lightweight Identity Authentication Mechanism in Body Area Network

Table 5

Resource consumption of different authentication mechanisms.

		Communication overhead (bits)	Computational overhead (ms)	Energy consumption (mJ)
PUF-BASED	Control nodes	1472	2.91	0.379
	Sensor nodes		0.28
HASH-BASED	Control nodes	1120	0.48	0.093
	Sensor nodes		0.3
ECC-BASED	Control nodes	1856	26.46	4.73
	Sensor nodes		13.35