GitHub - philippecrowdsec/iptables-nftables-multiroute-firewall: A collection of nftables, multi routing scripts, port knocked, and iptables files. To get inspiration to make your own firewalls.
![Table 1 from Firewall Policy Diagram: Structures for Firewall Behavior Comprehension | Semantic Scholar Table 1 from Firewall Policy Diagram: Structures for Firewall Behavior Comprehension | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/60ad98e2e8b6aaabeb813d2820953351dabe5986/4-Table1-1.png)
Table 1 from Firewall Policy Diagram: Structures for Firewall Behavior Comprehension | Semantic Scholar
![Table I from Automatic detection of firewall misconfigurations using firewall and network routing policies | Semantic Scholar Table I from Automatic detection of firewall misconfigurations using firewall and network routing policies | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/182d39dd2be8705b35013fc02b4cfa97cb02b6ff/3-TableI-1.png)