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.

Skills you'll gain: Threat Modeling, Security Controls, Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Vulnerability Management, Cybersecurity, Hardening, Network Security, Stakeholder Communications, Vulnerability Assessments, Relational Databases, Security Information and Event Management (SIEM), TCP/IP, Data Security, Cloud Security, Network Architecture, Linux, Debugging, Cyber Risk
Beginner · Professional Certificate · 3 - 6 Months

Red Hat
Skills you'll gain: Ansible, Linux Commands, Linux Administration, Linux, Infrastructure as Code (IaC), YAML, Automation, DevOps, System Configuration, Configuration Management, Software Architecture
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Operating System Administration, OS Process Management, Systems Administration, Remote Access Systems, System Configuration, Network Administration, General Networking, Software Installation, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Linux, Scripting, Unix Commands, Command-Line Interface, Unix, IT Automation, Debugging, Development Environment, System Configuration, Configuration Management, File Management
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Firewall, Network Security, Intrusion Detection and Prevention, Information Systems Security, Security Controls, Network Monitoring, Threat Detection, Linux Administration, Linux
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Penetration Testing, Security Testing, Cyber Security Assessment, Cyber Threat Hunting, Cryptographic Protocols, Cybersecurity, Cyber Threat Intelligence, Cryptography, Exploit development, Open Web Application Security Project (OWASP), Cyber Security Strategy, Cyber Attacks, Amazon Web Services, Application Security, Security Awareness, Security Controls, Data Security, Cyber Risk, Security Strategy
Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Linux, Cybersecurity, Operating System Administration, Operating Systems, Windows PowerShell, Unix Commands, Microsoft Windows, Computer Systems, Mac OS
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Kubernetes, Cloud Deployment, Application Deployment, Containerization, Authorization (Computing), Authentications, Docker (Software), Cloud-Native Computing, Software Installation, Data Persistence, Role-Based Access Control (RBAC), Microservices, Infrastructure Architecture, Scalability, Data Storage, Servers, Command-Line Interface
Intermediate · Course · 1 - 3 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

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

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Malware Protection, Threat Modeling, Security Engineering, Network Security, Firewall, Digital Forensics, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things, Servers
Beginner · Course · 1 - 4 Weeks
Amazon Web Services
Skills you'll gain: Amazon CloudWatch, Containerization, Microservices, Docker (Software), Amazon Web Services, Kubernetes, Amazon Elastic Compute Cloud, Application Deployment, Serverless Computing, System Monitoring, Scalability
Beginner · Course · 1 - 4 Weeks