Kali Linux courses can help you learn penetration testing, network security, vulnerability assessment, and ethical hacking techniques. You can build skills in using command-line tools, scripting for automation, and analyzing security protocols. Many courses introduce tools like Metasploit, Wireshark, and Nmap, demonstrating how these skills are applied in real-world security assessments and threat analysis.

Skills you'll gain: Technical Documentation, Cybersecurity, Virtual Machines, System Configuration, Virtualization, Virtual Environment, Software Installation, Network Analysis
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Linux, Linux Commands, Linux Servers, Ubuntu, File Management, Command-Line Interface, Unix, Bash (Scripting Language), grep, Servers, Operating Systems, File Systems, Shell Script, Web Servers, IT Automation, Apache, MySQL, Open Source Technology, Service Management
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), Linux Servers, System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Embedded Software, Embedded Systems, System Programming, Agile Software Development, Linux, Software Testing, Development Testing, Linux Administration, Software Development Methodologies, Agile Project Management, Git (Version Control System), Docker (Software), Containerization, System Software, Electrical and Computer Engineering, File Systems, Shell Script, Debugging
Intermediate · Specialization · 1 - 3 Months

The Linux Foundation
Skills you'll gain: Package and Software Management, Open Source Technology, Git (Version Control System), Linux, Command-Line Interface, Bash (Scripting Language), File Systems, GitHub, Linux Administration, Version Control, Linux Commands, User Accounts, CI/CD, Unix Commands, Shell Script, grep, Continuous Integration, Operating System Administration, Software Installation, Software Development Tools
Beginner · Specialization · 3 - 6 Months
Dartmouth College
Skills you'll gain: Memory Management, Command-Line Interface, C (Programming Language), Linux Commands, Linux, Computer Programming Tools, Embedded Systems, File I/O, Embedded Software, Software Visualization, Programming Principles, Computer Engineering, C and C++, Linux Servers, Algorithms, Computer Programming, Software Documentation, Computer Science, Software Engineering, Debugging
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Linux, Linux Administration, Linux Commands, File Management, Linux Servers, User Accounts, File Systems, Unix, OS Process Management, Unix Shell, Command-Line Interface, User Provisioning, General Networking, Shell Script, Operating Systems, File I/O, Network Support, Remote Access Systems, Scripting, Dataflow
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Remote Access Systems, Command-Line Interface, System Monitoring, Unix Commands, User Accounts, Unix Shell, Linux, Linux Administration, Shell Script, Linux Commands, User Provisioning, Operating System Administration, Linux Servers, Network Security, Systems Administration, Software Installation, File Systems, System Configuration, Data Sharing, Operating Systems
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, System Monitoring, Linux Commands, Operating System Administration, File Systems, User Accounts, Command-Line Interface, User Provisioning, Systems Administration, Data Storage, System Configuration, File Management, Data Storage Technologies, Network Administration, Software Installation, Network Troubleshooting, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Package and Software Management, Command-Line Interface, Ubuntu, Linux, Linux Administration, grep, Linux Commands, Red Hat Enterprise Linux, File Systems, Software Installation, File Management, Virtual Environment, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux Servers, File Systems, Linux, File Management, Firewall, Remote Access Systems, Linux Commands, Network Troubleshooting, Operating System Administration, Command-Line Interface, Shell Script, Virtual Machines, Scripting, Virtual Environment
Intermediate · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Software Installation, Desktop Support, File Management, Microsoft Windows, Linux, System Configuration, Computer Literacy, Data Storage Technologies, Operating Systems, Mac OS, Safety and Security, Technical Communication, Data Storage, Windows Servers, Computer Hardware, OS Process Management, Hardware Architecture, Electrical Safety, Power Electronics, User Interface (UI)
Intermediate · Course · 1 - 3 Months