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: 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
★ 4.7 (464) · Beginner · Professional Certificate · 3 - 6 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
★ 4.5 (295) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Cybersecurity, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Cryptography, Key Management, Threat Modeling, Authorization (Computing), Encryption, Email Security, Authentications, Vulnerability Assessments
★ 3.9 (239) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Database Management, SQL, Big Data, Database Systems, Amazon Web Services, Data Management, Amazon S3, Apache Hadoop, Data Storage, Cloud Storage, Performance Tuning, File Systems, Command-Line Interface, Virtual Machines
★ 4.7 (299) · Beginner · Course · 1 - 3 Months

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

KodeKloud
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Application Development, Linux Commands, Devops Tools, Operating System Administration, General Networking, Web Applications, Network Switches, Cloud Applications, Java, DevOps, Computer Programming, Node.JS, Software Installation
★ 4.7 (114) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, OS Process Management, C (Programming Language), System Programming, Unix, Virtualization, Data Integrity, Debugging, File I/O, Linux, Performance Tuning, Distributed Computing, Data Storage, Command-Line Interface, Virtual Machines, Data Security, Computer Hardware, Scalability, Data Structures
★ 4.6 (319) · Beginner · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Threat Modeling, Systems Architecture, Debugging, Computer Architecture, Hardware Architecture, System Programming, Internet Of Things, Application Security, General Networking, Wireless Networks, Operating Systems, Performance Tuning, Linux, Microsoft Windows
★ 4.4 (349) · Intermediate · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Digital Forensics, Malware Protection, Cybersecurity, Cyber Attacks, Threat Detection, Data Integrity, Data Storage, Network Analysis, Microsoft Windows, Mac OS, Linux, Web Applications, File Systems
★ 4.7 (187) · Beginner · 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, Application Programming Interface (API), DevOps, Web Services, Middleware, CI/CD, Back-End Web Development, Web Applications, Programming Principles, Server Side
★ 4.1 (386) · Intermediate · Specialization · 1 - 3 Months

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

University of Colorado Boulder
Skills you'll gain: Embedded Software, Electronic Systems, Service Level, Debugging, Algorithms
★ 3.9 (98) · Intermediate · Course · 1 - 4 Weeks