ICS/SCADA Cybersecurity — Question 33

A Virtual Private Network (VPN) requires how many Security Associations?

Answer options

• A. 5
• B. 4
• C. 3
• D. 2

Correct answer: D

Explanation

A Virtual Private Network (VPN) typically requires two Security Associations: one for inbound traffic and one for outbound traffic. The other options (3, 4, and 5) exceed the necessary number, as a VPN's basic requirement is fulfilled with just these two associations.