Discuss how the word "firewall" is used in network topologies and what it means in the context of network security.

In terms of network security, what does the word "firewall" signify and how is it employed in network topologies?

Analyze the operation of firewalls at the Network Layer and their role in network security.

What is the difference between security and network thinking?

Explain the definition of the word "firewall" in terms of system privacy, and explain how it is employed in different network topologies.

Describe the concept of "firewalls" in network security. How do they protect networks, and what are the different types of firewalls?

Analyze the security challenges associated with network protocols, including common vulnerabilities and mitigation strategies.

Describe the significance of "firewall" in network security, how it is utilized in various network topologies, and why it is needed.

Explain the meaning of the term "firewall" in relation to network security, as well as how it is used in a number of different network topologies, and offer a justification for its need.

What is the role of an Intrusion Detection System (IDS) in network security, and how does it differ from a firewall?