A Lightweight Authentication and Key Management Scheme for Wireless Sensor Networks

Table 2

Summarization of the simulation parameters (CH: cluster head; SN: sensor node).

Parameters	Values
Number of nodes
Area size (m^2)	500 × 500
Wireless bandwidth (Mbps)	2
Simulation duration (sec)	300
Traffic source	CBR
Mobility speed (m/s)
Initial energy (J)	CH = 50, SN = 5
Initial (J)	CH = 500, SN = 50
Radio range (m)	CH = 150, SN = 50
Number of internal attackers	90% of attackers
Number of external attackers	10% of attackers
Number of CHs	6% of nodes