Question

Which of them is not an attack done in the network layer of the TCP/IP model?

(a) MITM attack

(b) DoS attack

(c) Spoofing attack

(d) Shoulder surfing

I got this question in an international level competition.

This intriguing question originated from Network Models in section Understanding Network Models for Security of Cyber Security

Answer 1

Right choice is (d) Shoulder surfing

Explanation: MITM, Denial of Service (DoS), and spoofing attacks are possible in the network layer of the TCP/IP model. It is important to secure the network layer as it is the only means to make certain that your application is not getting flooded with attacks.