A Comparative Study of JASO TP15002-Based Security Risk Assessment Methods for Connected Vehicle System Design

Table 15

: Effect Factor for CRSS: Value for Rank of Each Metric defined in [76].

			Confidentiality			Integrity			Availability
#	Module name	Asset to be protected	None	Partial	Complete	None	Partial	Complete	None	Partial	Complete
			0.000	0.275	0.660	0.000	0.275	0.660	0.000	0.275	0.660
1	Power-train	Control function	✓					✓			✓
		Authentication function	✓					✓			✓
		Authentication information			✓			✓	✓
		Sensor information	✓					✓	✓
2	Chassis	Control function	✓					✓			✓
3	Body	Control function	✓				✓			✓
		Control input data	✓					✓	✓
4	ADAS	Control function	✓					✓			✓
		Sensor information	✓				✓		✓
5	CGW	Control function	✓					✓			✓
	(Central Gateway)	Flow/Storage data	✓					✓	✓
6	ITS	Authentication function	✓				✓			✓
		Authentication information			✓			✓	✓
		Control information	✓				✓			✓
7	Telematics	Authentication function	✓				✓			✓
		Authentication information			✓			✓	✓
		Personal information			✓			✓	✓
		Request information to server	✓				✓			✓
		Vehicle status information		✓			✓		✓
8	Infotainment	Authentication function	✓					✓			✓
		Authentication information			✓			✓	✓