Network Attack and Defense Modeling and System Security Analysis: A Novel Approach Using Stochastic Evolutionary Game Petri Net

Table 1

Attack and defense behavior set.

Players	Action	Symbol	Description
Attacker	Scan_Vulnerability		Vulnerability scan of network system
	Crack_Password		Obtain user login information
	Enhance_permission		Enhance the operating permission
	Install_sniffer		Install sniffer software to invade the host
	Steal_information		Steal system confidential data resources
			Do nothing
Defender	IDS_scan		Delete the threatening account and restart
	Cheat_attacker		Restore the network and delete the threatening account
	Blockade_IP		Install sniffer monitoring program
	Remove_sniffer		Clear sniffer monitoring program
			Do nothing