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To reinstall Ubuntu Linux, visit the official Ubuntu downloads page, download the desired version for reinstall, create a Bootable USB in Ubuntu, and reinstall Ubuntu from the USB drive at the system restart and via BIOS settings. Reinstalling Ubuntu is helpful in resolving potential problems and optimizing system performance after installing Ubuntu. When you face […]

Setting up the server with SSH protocol is one of the security measures of server and network administrators to encrypt the communication between the server and the client in an insecure network. Controlling and monitoring failed SSH login attempts in Linux is one of the most important tasks of Linux VPS administrators, The importance of […]

MySQL is one of the most popular and practical database management systems that serves as an open-source relational client-server model for websites and server applications. It also uses SQL (Structured Query Language), which is the most common standard language for accessing databases, to manage its data. MySQL is one of the important components of the […]

Knock-Knock! Do you need to protect your Linux system from automated port scanners to secure the SSH server? Join us with this guide to learn How to Use Port Knocking in Linux to Secure SSH Server. By creating a connection attempt on a set of predetermined closed ports, port knocking is a technique used in […]

Creating a file to store and organize data is one of the tasks of Linux users. We usually create an empty file and then import or transfer content to that file, We all do this to organize data. But sometimes the developers need a file of a specific size in special situations such as troubleshooting […]

Ruby is one of the most popular open-source, object-oriented, dynamic, and general-purpose programming languages, which is very similar to a spoken language due to its simple syntax. The advantages of the Ruby programming language have made it popular among developers in various fields such as web/application development, data analysis, and memory management. The most important […]

Do you still receive the message that your website is ‘’Not Secure’’ while submitting login information on Chrome or Firefox? Install Caddy on Linux eliminates this issue. Caddy is a simple and secure web server that helps you with better website hosting. Since Caddy manages SSL/TLS certificates using Let’s Encrypt automatically to enable HTTPS, you […]

Create Swap Space in Linux by using commands to allocate disk space for virtual memory. This extra memory helps improve system performance. Swap can be created with a file or a dedicated partition. 🤖AI Overview: Create Swap Space in Linux refers to the process of adding additional virtual memory to a Linux system by designating […]

Install and Configure Redis on Ubuntu means setting up Redis, an open source in memory data store, on your Ubuntu server. First install Redis using the apt command then enable and start the Redis service. Check the status to confirm Redis is running. Use the redis-cli tool to test your installation. 🤖AI Overview: Install and […]

If you need to share common data among different client systems, you will find NFS helpful for sharing directories and files with other clients. In this article, you will learn how to Install and Configure NFS on Ubuntu. Network File Share (NFS) is a protocol used to share files and directories over a network of […]

Installing and setting up WireGuard VPN on Ubuntu server is an efficient method for enhancing online security, protecting privacy, and maintaining anonymity on the internet. The installation steps for WireGuard VPN on Ubuntu can be summarized as follows: Update Ubuntu Server Repository Install WireGuard Ubuntu Generate Key Pairs Configure WireGuard on the Server Enable IP […]

As a Linux user, you might wish to know how to add and delete users in CentOS 7. After launching a new Linux server, when you start using your favorite distribution, adding and removing users is what you would find necessary to know about. All Linux distributions, including CentOS, are multi-user operating systems. Distinct command-line […]