Investment Priority Analysis of ICS Information Security Resources in Smart Mobile IoT Network Environment Using the Analytic Hierarchy Process

Table 2

AHP result of hierarchy I on all layers.

Layer	Operation layer		Control layer		Field device layer
Hierarchy I	Importance	Priority	Importance	Priority	Importance	Priority
Network robustness	0.271	3	0.281	2	0.258	3
Service continuity	0.358	2	0.439	1	0.463	1
Security functions	0.371	1	0.280	3	0.279	2
Consistency index	0.02		0.02		0.03

The highest priority of each layer is shown in bold.