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Feed :: TheOrangeOne · Jun 5, 2026

Firewalling Docker with nftables

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Docker has a reputation when it comes to firewalling - it's pretty difficult to restrict ports. It's best practice to have a firewall on your servers, to restrict incoming traffic by port or IP address. This means that not just anyone can start a server on an arbitrary port and receive traffic externally - the firewall needs to let it in. However, because of the way Docker works, starting a…

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