"iptables" tag

Linux Firewall: Executing Iprules Using PHP

A firewall keeps the network secure by analysing packets and determining whether they should be allowed through or not. This article shows how to manipulate Iprules using PHP scripts. Linux has its own…

Deploy a DNS Server in a Secure Way

BIND (Berkeley Internet Name Domain) is one of the more widely used DNS servers. This article guides readers on how to deploy a BIND DNS server in a secure way by implementing three…

Building a Server from Scratch, Part 2: Firewalls, Port Forwarding, NAT, DHCP & TFTP

Last month, we built a server using off-the-shelf hardware. This time, let’s set up some essential server services.

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