Firewalls (OBJ 3.2)

Question 1

Layer 4 Firewall

Answer 1

Filters based on port numbers and protocols, without inspecting packet content.

Question 2

Layer 7 Firewall

Answer 2

Inspects and controls traffic based on data content and application characteristics.

Question 3

Next-Generation Firewall (NGFW)

Answer 3

Merges standard firewall functions with advanced threat detection and application awareness.

Question 4

Unified Threat Management Firewall (UTM)

Answer 4

Combines security platform that integrates firewall, antivirus, intrusion detection and content filtering.

Question 5

Web Application Firewall (WAF)

Answer 5

Inspects HTTP/HTTPS traffic and applies rule sets to prevent common web-based attacks.