As a free and open-source Linux distribution based on Debian, Ubuntu comes with a comprehensive package management system. To install, upgrade, configure, and remove software, management tools are required to manage the packages. The Advanced Packaging Tool (APT) is one of them. […]
Linux system administrators have various tasks, one of their important tasks is to improve Linux system security, manage users, and access user login in Linux. Since system administrators are responsible for fixing the problems of the Linux operating system and protecting the […]
Composer is a command line tool for dependency management in PHP, which facilitates the installation and updating of dependencies and PHP packages required by your project. Dependencies are packages or libraries that have already been created by developers and do not need […]
I wish I could say all the problems are solved by starting over, but it is not true. So, let’s just learn how to reinstall Ubuntu Linux to repair all the problems of your system. When you face some troubles, such as […]
ls Command is a simple command used to display a list of files and sub-directories in Linux. Whether you are a Linux system administrator or a regular user, the ls command is one of the first ones you will use to see […]
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 […]
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, […]
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 […]
As a Linux administrator, you must be able to troubleshoot system issues. So, log files that are created and stored by your Linux system, bring you all the helpful information about applications and boot processes. Log File in Linux will be explained […]
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 […]