A provably secure cluster-based hybrid hierarchical group key agreement for large wireless ad hoc networks

Table 7 Experimental comparative analysis

Group size	Group key generation time in ms		Number of times
Group size	NM-setup	NM-CHH-setup	NM-CHH-setup is faster than NM-setup
100	1587	233	6
200	9988	640	15
500	96,522	641	150
1000	676,197	734	921
2000	4,733,379	830	5702