Firewall

How To Set Up a Firewall with UFW on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Firewall with UFW on Ubuntu 14.04

UFW, or Uncomplicated Firewall, is an interface to iptables that is geared towards simplifying the process of configuring a firewall. While iptables is a solid and flexible tool, it can be difficult for beginners to learn how to use it to properly configure a firewall. If you’re looking to get started securing your network, and you’re not sure which tool to use, UFW may be the right choice for you. This tutorial will show you how to set up a firewall with UFW on Ubuntu 14.04.

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Blueprint: How Ghost Migrated From Dedicated Servers to the cloud provider — step-by-step Linux tutorial on Progressive Robot

Blueprint: How Ghost Migrated From Dedicated Servers to the cloud provider

This the cloud provider Blueprint article was written by Sebastian Gierlinger, a Senior DevOps Engineer at Ghost. It covers the steps that were taken to migrate the Ghost(Pro) infrastructure from dedicated servers to cloud servers. In each step, Sebastian will discuss the challenges that were faced, how each challenge was solved, and why each solution was chosen. He’ll also provide links to relevant resources that he found to be helpful.

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How To Install and Secure Redis on CentOS 8 — step-by-step Linux tutorial on Progressive Robot

How To Install and Secure Redis on CentOS 8

This tutorial provides instructions for installing Redis on a CentOS 8 server and using its built-in security features, in coordination with some other security configurations, to keep it from being accessed by unauthorized users.

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How To Protect an Nginx Server with Fail2Ban on Rocky Linux 9 — step-by-step Linux tutorial on Progressive Robot

How To Protect an Nginx Server with Fail2Ban on Rocky Linux 9

In this guide, you will learn how to install `fail2ban` on a Rocky Linux 9 server and configure it to monitor your Nginx logs for intrusion attempts. Fail2ban can significantly mitigate brute force attacks by creating rules that automatically alter your firewall configuration to ban specific IPs after a certain number of unsuccessful login attempts. This will allow your server to harden itself against these access attempts without intervention from you.

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How To Set Up a Firewall with UFW on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Firewall with UFW on Ubuntu 16.04

UFW, or Uncomplicated Firewall, is an interface to iptables that is geared towards simplifying the process of configuring a firewall. While iptables is a solid and flexible tool, it can be difficult for beginners to learn how to use it to properly configure a firewall. If you’re looking to get started securing your network, and you’re not sure which tool to use, UFW may be the right choice for you. This tutorial will show you how to set up a firewall with UFW on Ubuntu 16.04.

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