Configure Highly Available HAProxy with Keepalived on Ubuntu
How do I make HAProxy high availability? In this guide, we are going to learn how to configure highly available HAProxy with Keepalived on Ubuntu
HowTos
Configure Prometheus Email Alerting with AlertManager
In this tutorial, you will learn how to configure Prometheus Email alerting with AlertManager. AlertManager is used to handle alerts sent by client applications such
How to Perform System Security Auditing with Lynis on Ubuntu 18.04
Lynis is an open-source security tool that can perform an in-depth system security scan in order to evaluate the system’s security profile. Due to its
Install Wazuh Agent on Rocky Linux 8
In this tutorial, you will learn how to install Wazuh agent on Rocky Linux 8. Our previous setup was on setting up Wazuh server with
Install Apache with Self-signed Certificate on FreeBSD 12
Hello there. Today we are going to learn how to install Apache with Self-signed Certificate on FreeBSD 12. The use of TLS/SSL certificates ensure a
Install Google Chrome Browser on CentOS 8
CentOS 8 does not come with Google Chrome browser installed by default. Therefore, if you are running CentOS 8 desktop and you want to use
How to Manually Install Oracle Java 12 on Debian 9.8/Ubuntu 18.04
This guide will walk you through how to manually install Oracle JDK 12 on Debian 9.8/Ubuntu 18.04. As much you can install the open-source Oracle
Restrict SFTP User Access to Specific Directories in Linux
In this guide, we are going to learn how to restrict SFTP user access to specific directories in Linux systems. SFTP, an acronym for Secure
Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX
In this blog post, you’ll learn how to patch sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX to secure your Linux infrastructure against critical privilege
How to Encrypt Data at Rest on Ceph Cluster OSD
In this tutorial, you will learn how to encrypt data at rest on Ceph Cluster OSD. Current release versions of Ceph now support data encryption