Information Security Risk Assessment Method for Ship Control System Based on Fuzzy Sets and Attack Trees

Table 2

The possibility of evaluation criteria when .

Attack Cost	Probability; Interval	Attack Difficulty	Probability; Interval	Detected Possibility	Probability; Interval
Very High	(0.006,0.120,0.234)	Very High	(0.006,0.120,0.234)	Very High	(0.006,0.120,0.234)
High	(0.196,0.310,0.424)	High	(0.196,0.310,0.424)	High	(0.196,0.310,0.424)
Medium	(0.386,0.500,0.614)	Medium	(0.386,0.500,0.614)	Medium	(0.386,0.500,0.614)
Low	(0.576,0.690,0.804)	Low	(0.576,0.690,0.804)	Low	(0.576,0.690,0.804)
Very Low	(0.766,0.880,0.994)	Very Low	(0.766,0.880,0.994)	Very Low	(0.766,0.880,0.994)