Pen testing courses can help you learn vulnerability assessment, network security, and ethical hacking techniques. You can build skills in penetration testing methodologies, risk analysis, and incident response strategies. Many courses introduce tools like Metasploit, Wireshark, and Burp Suite, that support identifying and exploiting security weaknesses in systems and applications. By engaging with these tools, you can practice practical work that enhance your ability to secure networks and protect sensitive data.

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electrical Systems, Electrical Engineering, Simulation and Simulation Software, Estimation, Simulations, Matlab, Engineering Calculations, Mathematical Software, Numerical Analysis, Mathematical Modeling, Electronic Components, Scenario Testing, Algorithms
★ 4.9 (105) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Infrastructure as Code (IaC), AWS CloudFormation, IT Automation, Scripting, Bash (Scripting Language), Amazon Web Services, Command-Line Interface, Configuration Management, Amazon Elastic Compute Cloud, Automation, Shell Script, Scripting Languages, Continuous Monitoring, Cloud Management, Continuous Integration, Software Testing
★ 4.6 (80) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Rust (Programming Language), Unit Testing, Test Case, Memory Management, Software Testing, Data Structures, GitHub, Programming Principles, Package and Software Management, Development Environment, System Programming, Software Documentation
★ 4 (240) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Android Development, React.js, Javascript, Unit Testing, Test Script Development, Node.JS, Software Testing, Secure Coding, Application Development, Package and Software Management, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Event-Driven Programming, Functional Design
★ 4.1 (134) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: User Story, User Interface (UI), User Interface and User Experience (UI/UX) Design, Usability, UI/UX Strategy, Design Thinking, User Interface (UI) Design, User Experience Design, Mockups, User Experience, Wireframing, Usability Testing, Figma (Design Software), Application Design, AI literacy, Responsible AI
★ 4.6 (26) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Cyber Security Assessment, Network Monitoring, Penetration Testing, Virtual Private Networks (VPN), Command-Line Interface, Security Testing, Linux Commands, Cyber Operations, Cybersecurity, Information Systems Security, Linux, Software Installation, Network Security, Linux Administration, Network Analysis
★ 4.3 (238) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Troubleshooting, Scenario Testing, Desktop Support, Hardware Troubleshooting, Help Desk Support, Information Technology, Technical Support, Network Infrastructure, Cloud Computing, Simulations, System Support, General Networking, Cloud Services, Computer Hardware, Network Security, Operating Systems
★ 3.3 (109) · Beginner · Course · 1 - 3 Months
Amazon Web Services
Skills you'll gain: Amazon Web Services, Data Migration, Cloud Management, Cloud Infrastructure, Cloud Security, Data Import/Export, Cloud Computing, Cloud Services, Cloud Applications, Cloud Computing Architecture, Infrastructure Architecture, Cloud Deployment, Managed Services
★ 4.5 (256) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Shell Script, Computer Systems, Big Data, Linux Commands, Hardware Architecture, Operating Systems, File Systems, Computing Platforms, Linux, Performance Testing, Scripting, Performance Tuning, Memory Management, Programming Principles, Capacity Management, File Management
★ 3.8 (167) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Requirements Analysis, Test Engineering, Systems Thinking, Systems Architecture, Test Planning, Systems Design, Aerospace Basic Quality System Standards, Systems Analysis, Systems Development, Risk Management Framework, Requirements Elicitation, System Testing, System Requirements, Acceptance Testing, Development Testing, Verification And Validation, Failure Analysis
★ 4.8 (97) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Social Impact, Design Thinking, Performance Measurement, Innovation, Entrepreneurship, Business Modeling, Strategic Thinking, Ideation, Program Evaluation, Organizational Structure, Needs Assessment, Growth Strategies, Competitive Analysis, Market Analysis, Product Testing
★ 4.8 (1.5K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ideation, Market Analysis, Feasibility Studies, Performance Testing, Customer Insights, Good Manufacturing Practices, Supply Management, Value Engineering, Process Optimization, Quality Control
★ 4.7 (74) · Beginner · Course · 1 - 3 Months