Netfilter

BPFILTER: the next-generation Linux firewall

BPFILTER is one of the newer features to provide traffic filtering. Learn how it works and why it may replace iptables as the firewall on Linux systems.

Beginners guide to traffic filtering with nftables

The replacement of iptables is known as nftables. In this article, we learn to install nftables and configure it, to secure your Linux systems.