Category Archives: security

iptables basics

If at any point you have to ask yourself, “Should I enable a local firewall on my system?” then the answer is yes and iptables is a great tool for doing so. One thing you have to keep in mind when setting up iptables is that order matters. If you deny inbound traffic to all ports as your first rule, you better hope you have console access to the system. Here are some basics on setting up inbound filtering:
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