A threat intelligence analyst who works for an oil and gas company has received the following email from a superior:
“We will be connecting our IT network with our ICS. Our IT security has historically been top of the line, and this convergence will make the ICS easier to manage and troubleshoot. Can you please perform a risk/vulnerability assessment on this decision?”
Which of the following is MOST accurate regarding ICS in this scenario?
A. Convergence decreases attack vectors
B. Integrating increases the attack surface
C. IT networks cannot be connected to ICS infrastructure
D. Combined networks decrease efficiency