Key Updating Methods for Combinatorial Design Based Key Management Schemes

Table 6

The computation operation of the two methods.

	Generate RN	Poly generation	Poly evaluation	Hash
The sensor node in the first method	1	0	0	𝑚+1
The GM in the second method	1	1	0	𝑚+1
The sensor node in the second method	0	0	𝑚+1	𝑚+1