Articles Posted by Jones Allen
I’m Jones Allen, a Linux Administrator and cybersecurity enthusiast focused on Linux, server management, and system security. I enjoy solving technical challenges and sharing what I learn through practical guides.
How to Install Nginx on Ubuntu Server?
Nginx can be installed by various methods, including using the apt repo and adding the Nginx repo itself, which you’ll learn to install on Ubuntu Server, install its dependencies, configure the firewall, and test the installation of Nginx. To install Nginx on Ubuntu, the recommended method is to use the Ubuntu apt package manager, because it uses the latest release for your current Ubuntu Noble […]
How to Downgrade Ubuntu Packages?
Downgrading packages is useful when a newer version introduces bugs, compatibility problems, or unexpected behavior after an upgrade. It’s also useful when you need to install a certain version of a package, especially when you use Ubuntu VPS. In this guide, you’ll learn to install an older .deb file from the Ubuntu Archive, build packages from source, and use Ubuntu snapshots for downgrading packages and […]
How to Install aaPanel on CentOS 9 Stream?
Installing aaPanel on a CentOS server gives a graphical interface to manage websites, databases, web servers, and apps using a web control panel instead of doing it all by typing commands. Before you start installing, you need to prepare the server by updating its software, installing the necessary tools, and ensuring there are sufficient system resources. In this guide, you will learn how to install […]
What is Cockpit in Linux?
Cockpit is an open-source, lightweight web-based tool designed to help administrators manage and monitor Linux servers directly from a browser. It provides various management and monitoring tools while using your existing server credentials. Red Hat makes and supports it. It is mostly developed on Fedora, a RHEL-based Linux distribution. Cockpit is pre-installed on server versions of Fedora and gets new features first. Cockpit Use Case in […]
How to Generate SSL Certificate on Windows Server?
Generating an SSL/TLS certificate on Windows Server depends on whether the service is for private use or public access. This guide explains how to create an SSL/TLS certificate on Windows Server. It covers choosing between Enterprise and Standalone CA, making certificate requests with certreq, issuing certificates with AD CS, creating self-signed certificates with PowerShell, using OpenSSL, and getting trusted certificates with Let’s Encrypt and Certbot. […]
How to Install Active Directory Certificate Services on Windows Server?
Windows Server provides Active Directory Certificate Services (AD CS) for creating and managing certificates. It can be used to issue certificates for internal services, including AD FS, web servers, VPNs, and other applications. Generating SSL certificates on Windows Server has multiple methods; one of them is using AD CS, which generates a self-signed SSL certificate that you can use for internal services on your Windows […]
How to Install ADFS on Windows Server?
Active Directory Federation Service (AD FS) is used for Single Sign-On (SSO). AD FS requires an SSL certificate and an Active Directory Domain environment. To install AD FS (Active Directory Federation Service), you need Administrator access to the Windows Server, a static IP, and good network configuration. If you don’t have a Windows Server online, you can buy a pre-configured Windows VPS server to run […]
How to Upgrade MikroTik RouterOS 6 to 7?
To upgrade the MikroTik RouterOS from version 6 to 7, there are two methods: using the Winbox upgrade option or manuall upgrade with the RouterOS file and using CLI. Upgrading from router os version 6 to 7 is a major change, not a simple update. It modifies system configuration and files, which may affect existing configurations and disrupt your services. So before starting the upgrade, […]