Firewalls in RHELFirewall is a security system that protects the network from unauthorized access. It is a crucial component of the network security system. In Red Hat Enterprise Linux (RHEL), the firewall rules are managed by the firewall-cmd command-line tool. This blog will provide an in-depth guide on how to view and… Read More »Get Started with Firewalls in RHEL
Firewall ConceptsWhether you are a network administrator, security professional, or just someone interested in cybersecurity, understanding firewall concepts is essential. A firewall is a crucial component of your network’s security infrastructure that helps protect against unwanted and malicious traffic. What is a Firewall? A firewall is a security system designed to… Read More »What is a Firewall? Understanding Firewall Concepts
Environment / System Variables NowFor those who are just starting out, environment variables are a way to store data that can be used by the operating system and other programs. In this article, we’ll dive into the world of bash environment variables and show you how to use them to improve your command-line experience.… Read More »Start Exploring Environment / System Variables Now
Processes with BashIntroduction to Bash Process Management Bash is a powerful shell that provides a way to interact with the underlying operating system. With its ability to manage processes, it makes it a valuable tool. Understanding the basics of process management in bash can help you become more productive and efficient in… Read More »Taking Control of Your Processes with Bash
OperatorsBash is known for its flexibility, versatility, and ease of use. In this blog, we’ll explore the various bash operators and how they can be used. Prerequisites Before diving into the bash operators, it’s important to have a basic understanding of the following concepts: Bash Operators: An Overview Bash operators… Read More »Get a Grip on Arithmetic, File and String Operators
Bash FunctionsFunctions allow you to group a series of commands into a single unit that can be called with a single command, making it much easier to reuse complex or frequently used commands. Prerequisites Before diving into bash functions, it is important to have a basic understanding of the Linux shell,… Read More »Simplify Complex Operations with Bash Functions
Continue CommandAre you tired of repetitive tasks in your Linux terminal? If so, the “continue” command is your solution! In this blog, we’ll cover everything you need to know about the “continue” command and how to make the most of it. The “continue” command is a built-in command in the bash… Read More »Skip Over Repetitive Tasks with the Continue Command
Bash ConditionalsBash conditionals are an essential part of scripting in the Unix shell. They allow you to control the flow of your script based on conditions or variables that you specify. With bash conditionals, you can create complex scripts that can make decisions and execute commands based on a variety of… Read More »Control the Flow of Your Script with Bash Conditionals
Break CommandAs a Linux user, you must be familiar with loops and conditional statements. The break command is one of the most important commands to master if you want to manipulate these structures efficiently. What is the Linux Break Command? The break command is used in the context of loops and… Read More »Manipulate Loops and Conditional Statements with the Break Command
Cut CommandThe Linux Cut Command is a powerful utility that enables you to extract and manipulate specific parts of text files, making it an essential tool, but also a simple way for automation. Whether you’re dealing with logs, CSV files, or system outputs, the cut command allows you to quickly and… Read More »Extract Data from Logs, CSV Files, and System Outputs With Cut Command