Tag: Configuration
How to Install and Configure Puppet on CentOS, Fedora, Ubuntu or Opensuse
What is Puppet?
Puppet is an intuitive, task-controlling software which provides a straightforward method to manage Linux and Windows server functions from a central master server. It can perform administrative work across a wide array of systems that are primarily defined by a “manifest” file, for the group or type of server(s) being controlled.
This guide will walk you through the steps for setting up a firewall using iptables in an Ubuntu VPS server. We’ll show you some common commands for manipulating the firewall, and teach you how to create your own rules.
Mod_security, also commonly called Modsec for short, is a powerful WAF (Web Application Firewall) that integrates directly into Apache’s module system. This direct integration allows the security module to intercept traffic at the earliest stages of a request. Early detection is crucial for blocking malicious requests before they are passed along to web applications hosted by Apache websites. This provides and extra layer of protection against common threats a server faces. This article will explore the installation of mod_security along with the CRS (Core Rule Set) in an Ubuntu 16.04 LTS Server running Apache 2.4.
How to Install and Configure Fail2ban on Ubuntu Server 16.04
Have you ever logged into your server and seen a message like this?
Best Practices for Firewall Rules
Basic Firewall Rules
In a firewall rule, the action component decides if it will permit or block traffic. It has an action on match feature. For example, if the traffic matches the components of a rule, then it will be permitted to connect to the network. It is essential to consider the potential security risks when modifying a firewall rule to avoid future issues. Following best practices for configuring firewalls can help you maximize the effectiveness of your solution.
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