Qwissit Cybersecurity

ISC2 CC

Network Security and Architecture

12 of 60 questions in the app

Firewalls

  1. What is the main task of a firewall? Easy
  2. Which principle should apply to firewall rules? Easy
  3. What can a stateful inspection firewall do that a simple packet filter cannot? Easy
  4. What does a web application firewall (WAF) mainly protect against? Easy

Segmentation

  1. What is a DMZ (demilitarized zone)? Easy
  2. What is a VLAN? Easy
  3. Why are networks divided into segments? Easy

VPN

  1. What is a VPN for? Easy

Firewalls

  1. Which capabilities characterize a next-generation firewall (NGFW)? Medium
  2. Why does the order of firewall rules matter? Medium

Firewalls

  1. A firewall has the following rules in this order: 1. Allow TCP 443 from anywhere to the web server. 2. Deny everything from 203.0.113.50. 3. Deny everything else. What happens to an HTTPS request from 203.0.113.50 to the web server? Hard
  2. A review finds a firewall rule "Allow everything from anywhere to anywhere", created two years ago for a test. What needs to be done? Hard

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