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.

Skills you'll gain: Vulnerability Scanning, Penetration Testing, MITRE ATT&CK Framework, Metasploit, Vulnerability Assessments, Security Testing, Open Web Application Security Project (OWASP), Cyber Security Assessment, Exploitation techniques, Test Tools, Virtual Machines, Software Documentation, Technical Documentation, Microsoft Windows, Linux Commands, Command-Line Interface, Scripting, Remote Access Systems
★ 5 (7) · Intermediate · Course · 3 - 6 Months

SkillUp
Skills you'll gain: Group Policy, Dynamic Host Configuration Protocol (DHCP), Azure Active Directory, Active Directory, Windows Servers, Hyper-V, Remote Access Systems, iSCSI Configuration, Virtual Private Networks (VPN), Containerization, Microsoft Azure, Kubernetes, Microsoft Servers, Microsoft Windows, Docker (Software), Hybrid Cloud Computing, Virtualization, Virtual Machines, Server Administration, Network Administration
★ 4.6 (11) · Intermediate · Specialization · 1 - 3 Months

Universidad Nacional de Colombia
Skills you'll gain: Automation Engineering, Automation, Control Systems, Water Sustainability, Electronics, Embedded Software, Sustainable Technologies, Embedded Systems, Integrated Development Environments, Engineering, Environmental Monitoring, Electronic Components, Programming Principles, Construction
★ 4.8 (66) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Data Manipulation, Query Languages, Data Access, PostgreSQL, Data Management
★ 4.7 (80) · Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Containerization, CI/CD, Docker (Software), DevOps, Jenkins, Application Deployment, Continuous Integration, Rust (Programming Language), Prometheus (Software), Continuous Delivery, System Monitoring, JSON, Scripting, Command-Line Interface, Continuous Monitoring, Automation, System Programming, Software Testing, GitHub
★ 4.2 (18) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Risk Management, Financial Management, Wealth Management, Finance, Financial Market, Investments, Financial Planning, Financial Analysis, Asset Management, Risk Analysis, General Finance, Investment Banking, Market Dynamics, Market Trend, Quantitative Research, Case Studies
★ 4.4 (158) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Cyber Security Assessment, Threat Modeling, Secure Coding, Cyber Security Strategy, Cloud Infrastructure, Email Security, Cloud Computing Architecture, Cloud Platforms, Security Testing, Hardening, Cloud-Native Computing, Zero Trust Network Access, SQL
★ 4.7 (52) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Object Oriented Programming (OOP), Debugging, Object Oriented Design, JSON, Program Development, Data Structures, Code Reusability, Python Programming, Microsoft Visual Studio, Development Environment, Scripting, Maintainability, Integrated Development Environments, Package and Software Management, Authorization (Computing), Programming Principles, Computer Programming, Web Scraping, Application Programming Interface (API)
Beginner · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Programming Principles, Program Development, Microsoft Visual Studio, Computer Programming, Integrated Development Environments, Computer Programming Tools, Python Programming, Development Environment
★ 4.9 (25) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: JUnit, Apache Maven, Restful API, Java Programming, Java, Application Deployment, Microservices, Docker (Software), Object Oriented Programming (OOP), Spring Boot, Spring Framework, Containerization, CI/CD, Unit Testing, API Design, Application Programming Interface (API), Hibernate (Java), Computer Programming, Object Oriented Design, Programming Principles
★ 3.7 (10) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Portfolio Risk, Portfolio Management, Risk Modeling, Financial Data, Risk Analysis, Investment Management, Return On Investment, Time Series Analysis and Forecasting, Financial Modeling, Investments, Object Oriented Programming (OOP), Statistical Analysis, General Finance, Correlation Analysis, Simulations, Regression Analysis, Financial Forecasting, Simulation and Simulation Software, Jupyter, Python Programming
★ 4.5 (12) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: LangChain, LLM Application, Hugging Face, Retrieval-Augmented Generation, Prompt Patterns, LangGraph, Model Deployment, AI Workflows, Large Language Modeling, AI Orchestration, Generative AI, Token Optimization, Generative Model Architectures, AI Integrations, Fine-tuning, Embeddings, Data Pipelines, Containerization, Restful API, Docker (Software)
★ 1.6 (8) · Intermediate · Specialization · 1 - 3 Months