Security
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How to Renew Let’s Encrypt SSL Certificates Automatically with Certbot
Securing your website with an SSL certificate is essential to protect user data, enable HTTPS, and improve your SEO ranking. However, manually renewing SSL certificates can be time-consuming and prone to human error. Automating the SSL renewal process ensures continuous security, prevents downtime due to expired certificates, and simplifies certificate management. In this guide, we’ll use Let’s Encrypt — a…
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How to Reset the Root Password on Ubuntu: Step-by-Step Guide
In some cases, you may forget the root password on your Ubuntu system or need to regain access if it has been changed without your consent. This guide will show you how to reset the root password safely using GRUB and kernel parameters. Step 1: Reboot Your Ubuntu System reboot To reset the root password, first restart your Ubuntu machine.…
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Recovering Root Password in Red Hat Enterprise Linux (RHEL)
In some cases, the root password in Red Hat Enterprise Linux (RHEL) may be forgotten, or it might be changed by unauthorized access, preventing you from logging into the system. In such situations, you need to reset the root password. To start the recovery process, reboot your RHEL system. Step 1: Reboot the System and Access the GRUB Menu When…
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How to Install WireGuard VPN on Ubuntu (Step-by-Step)
Hello! In this post, I’ll walk you through how to install a WireGuard VPN on Ubuntu—step by step. Don’t worry, I’ll keep everything as simple as possible. Before we start, it’s best to provision a small VPS to host your WireGuard server—ideally from a provider that accepts crypto payments, such as servers.guru, cloudzy.com, or thundervm.com. Running the server on a…
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