Linux courses can help you learn system administration, shell scripting, file management, and network configuration. You can build skills in user permissions, process management, and troubleshooting system issues. Many courses introduce tools like the command line interface, Git for version control, and various Linux distributions, providing practical experience in managing servers and automating tasks.

LearnKartS
Skills you'll gain: Penetration Testing, Security Testing, Cyber Security Assessment, Cybersecurity, Network Security, Threat Detection, Cyber Attacks, Cyber Security Strategy, Exploit development, Information Systems Security, Firewall, Malware Protection, Cyber Threat Intelligence, Cloud Computing, Cryptography, Cyber Threat Hunting, Security Controls, Security Awareness, Security Strategy, Cyber Risk
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Routers, System Configuration, Network Switches, Wide Area Networks, Servers
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: C (Programming Language), Software Documentation, Programming Principles, Computer Programming, Debugging, Development Environment, Engineering Calculations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Penetration Testing, General Networking, Cybersecurity, Data Ethics, Vulnerability Scanning, Network Security, System Configuration, Software Installation, Virtual Machines
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), Responsible AI, Artificial Intelligence and Machine Learning (AI/ML), PyTorch (Machine Learning Library), Containerization, Tensorflow, Rust (Programming Language), Microsoft Copilot, DevOps, Hugging Face, Applied Machine Learning, Cloud Solutions, CI/CD, Machine Learning, Serverless Computing, Docker (Software), GitHub, Big Data
Advanced · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Operating Systems, Network Troubleshooting, Network Security, Command-Line Interface, Network Infrastructure, Microsoft Windows, Computer Hardware, System Support, Systems Administration, Computer Networking, Unix Commands, Technical Support and Services, System Configuration, Linux, Firewall, Software Installation, Operating System Administration, Data Storage, Active Directory
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Cyber Security Assessment, Exploitation techniques, Malware Protection, Mobile Security, Scripting, Android (Operating System), Human Factors (Security), Command-Line Interface, Network Analysis, Automation, Virtual Environment
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Penetration Testing, Cybersecurity, Security Testing, Cyber Attacks, Cyber Security Assessment, Network Security, Cyber Risk, Network Monitoring, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Maintenance, Operating System Administration, iSCSI Configuration, System Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Management, Threat Modeling, Open Web Application Security Project (OWASP), Intrusion Detection and Prevention, Incident Response, Computer Security Incident Management, Stakeholder Communications, Vulnerability Assessments, Threat Detection, Event Monitoring, Cyber Attacks, Hardening, Network Security, Security Controls, Threat Management, Security Information and Event Management (SIEM), Cybersecurity, Linux, Debugging, SQL
Beginner · Professional Certificate · 3 - 6 Months

Infosec
Skills you'll gain: Cyber Threat Hunting, Cyber Threat Intelligence, Threat Detection, Threat Management, Threat Modeling, MITRE ATT&CK Framework, Endpoint Detection and Response, Intrusion Detection and Prevention, Security Information and Event Management (SIEM), Anomaly Detection, Generative AI, Endpoint Security, Event Monitoring, System Monitoring, Network Analysis, Linux
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: C# (Programming Language), Restful API, ASP.NET, Model View Controller, .NET Framework, Docker (Software), Azure DevOps, Object Oriented Programming (OOP), Microservices, Containerization, JSON, API Design, DevOps, Web Services, Middleware, CI/CD, Back-End Web Development, Web Applications, Programming Principles, Server Side
Intermediate · Specialization · 1 - 3 Months