Linux Basics courses can help you learn command line navigation, file management, user permissions, and process management. You can build skills in shell scripting, system monitoring, and troubleshooting common issues. Many courses introduce tools like the Bash shell, Git for version control, and text editors such as Vim or Nano, showing how these skills are applied in real-world environments to manage servers and automate tasks.

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Information Systems Security, Cybersecurity, Network Security, Security Information and Event Management (SIEM), Application Security, Network Monitoring, Network Analysis, Intrusion Detection and Prevention, Event Monitoring, Continuous Monitoring, Incident Response
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electric Power Systems, Electrical Power, Energy and Utilities, Basic Electrical Systems, Systems Of Measurement, Sustainable Technologies, Case Studies, Reliability, Market Dynamics, Emerging Technologies, Scalability, Systems Integration, Capacity Management
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Copilot, Programming Principles, Full-Stack Web Development, GitHub, Version Control, Program Development, Debugging, Computational Thinking, Git (Version Control System), Computer Programming, Algorithms, Web Development, C# (Programming Language), Back-End Web Development
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Digital Forensics, Criminal Investigation and Forensics, Investigation, File Systems, Mobile Security, Cybersecurity, Data Security, Data Integrity, Malware Protection, File Management, Computer Security Incident Management, Incident Response, Data Storage, Real Time Data, Disaster Recovery, Linux, Network Analysis, Regulation and Legal Compliance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Risk Management Framework, Multi-Factor Authentication, Information Systems Security, Cybersecurity, Identity and Access Management, Authentications, Personally Identifiable Information, Security Controls, Threat Management, Data Security, Information Privacy, Network Security, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Grafana, System Monitoring, Prometheus (Software), Application Performance Management, DevOps, Continuous Monitoring, Docker (Software), Cloud-Native Computing, Containerization, Kubernetes, Microservices, Debugging, Distributed Computing, Data Management
Intermediate · Course · 1 - 3 Months

Splunk Inc.
Skills you'll gain: Splunk, Data Visualization Software, Dashboard, Security Information and Event Management (SIEM), Ad Hoc Reporting, Business Intelligence, Data Analysis, Data Processing, Big Data, Data Science, Data Transformation, Query Languages, Analysis, Incident Response, Business Analysis
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Electronic Components, Engineering, Scientific, and Technical Instruments, Analytical Chemistry, Failure Analysis, Electronics, Image Analysis, Laboratory Testing, Laboratory Equipment, Production Process, Basic Electrical Systems, Test Equipment, Materials science, Electrical Engineering, Electronic Systems, Manufacturing Processes, Process Control, Electronics Engineering, Laboratory Research
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Visual Basic (Programming Language), Productivity Software, Debugging, Automation, Strategic Decision-Making, Programming Principles
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Entrepreneurial Finance, Sales Presentation, Entrepreneurship, Capital Markets, Finance, Fundraising, Private Equity, Business Valuation, Contract Negotiation, Financial Modeling, Investments, Due Diligence, Business Planning, Cash Flows, Presentations, Storytelling
Mixed · Course · 1 - 4 Weeks

Cloudera
Skills you'll gain: Database Design, SQL, Apache Hive, Relational Databases, Databases, Database Management, Big Data, Database Systems, Amazon Web Services, MySQL, Data Management, Amazon S3, Apache Hadoop, Data Storage, NoSQL, Operational Databases, Data Warehousing, Cloud Storage, Performance Tuning, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Vulnerability Scanning, Penetration Testing, MITRE ATT&CK Framework, Metasploit, Vulnerability Assessments, Security Testing, Open Web Application Security Project (OWASP), Exploitation techniques, Brute-force attacks, Virtual Machines, Software Documentation, Technical Documentation, Microsoft Windows, Windows PowerShell, Linux Commands, Scripting, Remote Access Systems
Intermediate · Course · 3 - 6 Months