Secure and Efficient Access Control Scheme for Wireless Sensor Networks in the Cross-Domain Context of the IoT

Table 1

Comparisons of performance.

Scheme	KISSTIS	Cross-domain	Computational cost			Sensor communication cost
			Signcryption	Unsigncryption	Energy cost	Received data	Energy cost
NACS [21]	N	N			mJ		mJ
Ours	Y	Y			mJ		mJ