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: Operating Systems, Network Security, Microsoft Windows, Command-Line Interface, Systems Administration, System Support, Unix, Mac OS, System Configuration, Unix Commands, Network Troubleshooting, Linux, Firewall, Information Technology, Software Installation, Technical Support, Help Desk Support, Malware Protection, Mobile Security, Encryption
Intermediate · Course · 1 - 3 Months

The Linux Foundation
Skills you'll gain: Open Source Technology, GitHub, CI/CD, Git (Version Control System), Collaborative Software, Software Development Methodologies, Software Development Life Cycle, Technical Communication
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Operating System Administration, Microsoft Windows, Operating Systems, System Configuration, Firewall, Linux Administration, Linux, Linux Servers, System Monitoring, File Systems, System Support, File Management, Windows Servers, Data Security
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Systems Architecture, Software Design, Verification And Validation, Software Architecture, System Design and Implementation, Code Review, Real Time Data, Performance Testing, Linux, Performance Tuning, Computer Vision, Debugging
Advanced · Course · 1 - 3 Months

Duke University
Skills you'll gain: Technical Communication, Cloud Infrastructure, CI/CD, Cloud Computing, Agile Software Development, DevOps, Technical Documentation, Infrastructure As A Service (IaaS), Cloud Platforms, Continuous Delivery, Infrastructure as Code (IaC), Serverless Computing, Software Development, Platform As A Service (PaaS), GitHub
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Computer Security Incident Management, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Network Infrastructure, Cyber Attacks, System Monitoring, Communication Systems, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

Whizlabs
Skills you'll gain: Ansible, IT Automation, Devops Tools, Automation, Infrastructure as Code (IaC), DevOps, YAML, Linux, Command-Line Interface, Cloud Infrastructure, Encryption, Security Controls
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, System Support, Desktop Support, TCP/IP, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Hardware Troubleshooting, Network Troubleshooting, Mac OS, Network Security
Intermediate · Course · 1 - 3 Months

Palo Alto Networks
Skills you'll gain: Network Security, Cloud Security, Cybersecurity, Cloud Deployment, Network Administration, Cloud Infrastructure, Firewall, Endpoint Detection and Response, Network Infrastructure, Data Security, Docker (Software), AI Security, Virtual Private Networks (VPN), Software As A Service, Hybrid Cloud Computing, Threat Modeling, Containerization, Threat Detection, Threat Management, Security Controls
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Linux, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux, File Management, Linux Commands, Ubuntu, User Accounts, Operating System Administration, Linux Administration, Command-Line Interface, File Systems
Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Computer Security Incident Management, Linux, Network Security, Cyber Governance, IT Security Architecture, OSI Models, Incident Management, Incident Response, Security Management, Linux Commands, TCP/IP, Computer Systems, Threat Modeling, Command-Line Interface, Network Protocols, Computer Networking, Cybersecurity, Human Factors (Security), Cyber Threat Intelligence, Cyber Attacks
Beginner · Specialization · 3 - 6 Months