CISA Certified Information Systems Auditor – Question1579

A virtual private network (VPN) provides data confidentiality by using:

A. Secure Sockets Layer (SSL)
B. Tunneling
C. Digital signatures
D. Phishing

Correct Answer: B

Explanation:

Explanation:
VPNs secure data in transit by encapsulating traffic, a process known as tunneling. SSL is a symmetric method of encryption between a server and a browser. Digital signatures are not used in the VPN process, while phishing is a form of a social engineering attack.