Introduction to Firewalls (1 of 2)
Summary
- An explanation of firewalls, types of firewalls, stateless vs stateful filtering, placement of firewalls within a network, examples of firewall rules, and the importance of having an established security policy, as well as coverage of DMZs and proxy servers.
Video
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- Firewalls 1/2
- 19:54 - Windows firewall settings
- 29:10 - Listing of firewall rules in iptables
- 30:58 - Viewing incoming packet information in iptables
- Firewalls 2/2
- 13:31 - Adding an input rule to iptables
- 14:55 - Flushing all firewall rules from iptables
Reference Materials
- Guide to Network Defense and Countermeasures
- Chapter 9 - Choosing and designing firewalls.
- Chapter 10 - Firewall topology (DMZ and proxy servers)
Additional Information
All Course Lectures
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