Cybersecurity Engineer Tutorials

In this lab, you will learn to configure NFS client access on RHEL. You'll start with manual and persistent mounts using `mount` and `/etc/fstab`, then advance to dynamic mounting with the `autofs` service, creating both indirect and direct maps to manage robust NFS client configurations.

In this lab, you will learn how to perform network analysis using Wireshark. You'll install Wireshark, capture network traffic, analyze packet data, and use filters to identify and investigate network issues. This hands-on experience will enhance your cybersecurity skills.

In this challenge, you'll act as a system administrator to master Linux backup and recovery, protecting critical data using `tar` and `cron`.

Learn the powerful Linux command-line utilities 'join' and 'awk' in this hands-on challenge. Learn to combine data from multiple sources, process it efficiently, and create meaningful output for employee data analysis.

Welcome to the world of Hadoop Data Replication! In this lab, you will embark on a thrilling journey through a time-travel portal as a time traveler who must navigate the intricacies of Hadoop HDFS and its Data Replication feature. Your goal is to ensure that data is replicated efficiently to enhance fault tolerance and data availability in a distributed environment, just like a skilled Hadoop administrator.

In this lab, you will use Metasploit to exploit the distcc service on a vulnerable Linux machine, confirm the remote execution context, and enumerate system information for later privilege-escalation analysis.

Learn the Linux tr command for character-level transformations in text streams. Learn to translate characters, delete specific characters, work with character classes, and squeeze repeated characters. This hands-on tutorial covers essential tr command operations for text processing in Linux.

Learn how to install, secure, and perform basic operations in MySQL, a popular open-source relational database management system. This lab covers verifying installation, securing the MySQL instance, accessing the MySQL shell, creating databases and tables, and performing basic data operations.

JVM parameters are used to configure the Java Virtual Machine (JVM), which is responsible for executing Java bytecode. By properly configuring the JVM parameters, we can improve the performance of Java applications. In this lab, we will learn how to set some commonly used JVM parameters to optimize the performance of Java applications.

Learn essential Linux commands for locating files and executables, including 'which', 'whereis', and 'find'. Learn to efficiently navigate the file system and discover critical system resources.

Learn fundamental C programming concepts by exploring basic data types, variable declaration, initialization, and input/output operations using gcc compiler.

Learn how to create a C program that calculates rectangle area using a user-defined function, demonstrating basic programming skills and function implementation.

Learn the basics of C++ programming by creating your first Hello World program, setting up development environment, and understanding fundamental coding concepts.

Begin your Linux journey with this interactive lab! Learn essential terminal commands including echo for text output, date and calendar functions, basic calculations using expr, creative text formatting with figlet, and terminal management. Perfect for complete beginners to start their Linux adventure.

LabEx provides an Online OpenCode Playground, an agentic AI coding environment designed for a command-line-oriented workflow, allowing you to plan, implement, and refactor code autonomously.

Learn fundamental arithmetic operations in C programming, including variable declaration, addition, subtraction, multiplication, division, and result printing.

Learn to create, set, and manage environment variables in a Linux system.

Learn how to use Makefiles to automate compilation, manage dependencies, and streamline C project build processes efficiently.