CS2610 Network Security Tools

Question 1

Network Firewall

Answer 1

Hardware/software that controls network traffic. Checks source, destination, protocol, context or content.
Dedicated device, network device or host.

Question 2

Firewall types

Answer 2

Packet filter
Stateful packet filter
Application layer gateway/proxy

Question 3

Stateful packet filter

Answer 3

State table tracks record of all incoming and outgoing packets.

Question 4

What is HIDS?

Answer 4

Host-based intrusion detection. File integrity, user behavior, process behavior, logs and audit.

Question 5

What is NIDS?

Answer 5

Network intrusion detection. Packet inspection, network traffic, most likely threat vectors.