nftables

2 articles

March 12, 2026·Tech

The Iron Gate: Advanced Firewalling with nftables

Move beyond simple open/close rules. Master 'nftables', the modern Linux firewall engine. Learn to write 'Rich Rules' for rate limiting, IP blocking, and logging. Understand the logic of Chains, Sets, and Tables.

March 11, 2026·Tech

The Great Translator: NAT and IP Masquerading

How does a hundred servers talk to the internet using just one IP address? Master the mechanics of Network Address Translation (NAT) and Masquerading. Learn to turn a Linux box into a router for your home or office.