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.

Coursera
Skills you'll gain: User Research, Prototyping, Wireframing, User Interface and User Experience (UI/UX) Design, Human Centered Design, Interactive Design, Conceptual Design, Design, User Flows, Collaborative Software, Design Specifications, Persona Development, Design Software, User Interface (UI) Design, UI Components, Ideation, Animations
Intermediate · Professional Certificate · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Exploratory Data Analysis, Statistical Hypothesis Testing, Correlation Analysis, Data Visualization Software, Data Science, Jupyter, Data Analysis, Business Analytics, Statistical Analysis, Probability & Statistics, Python Programming, Descriptive Statistics, Statistical Modeling, Design Thinking
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Infrastructure, Network Troubleshooting, Technical Consulting, Amazon S3, Cloud Solutions, Cloud Computing, Cloud Management, Technical Support, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Infrastructure Architecture, Virtual Private Networks (VPN), Scenario Testing, Amazon CloudWatch, System Support, Customer Support, Cloud Storage, Serverless Computing, Security Controls
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Electronic Medical Record, Clinical Informatics, Health Technology, Health Information Management, Clinical Documentation, Decision Support Systems, Practice Management Software, Technical Support, End User Training and Support, Patient Registration, Databases, Change Control, Interoperability, Authentications
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, User Interface and User Experience (UI/UX) Design, Bootstrap (Front-End Framework), Ajax, Web Design, Systems Development Life Cycle, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Unit Testing, UI Components, Web Development, Mobile Development, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Business Strategy, Competitive Analysis, Business Strategies, International Finance, Market Analysis, Strategic Thinking, Global Marketing, Business Analysis, Product Strategy, Analysis, Business, Product Lifecycle Management, Market Share, Business Management, Organizational Strategy, Product Management, Growth Strategies, Case Studies, Cultural Diversity, Culture
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Process Control, Mathematical Modeling, Engineering Analysis, Differential Equations, Systems Analysis, Electrical Systems, Mechanics, Systems Thinking, Applied Mathematics, Performance Testing, Basic Electrical Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Containerization, CI/CD, Docker (Software), DevOps, Jenkins, Rust (Programming Language), Prometheus (Software), System Monitoring, JSON, Command-Line Interface, Shell Script, Automation, System Programming, Software Testing, GitHub
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Experimentation, Sample Size Determination, Research Design, Statistical Analysis, Statistical Methods, Data Analysis Software, Statistical Hypothesis Testing, Design Strategies, Probability & Statistics, Statistical Modeling, Descriptive Statistics, Quality Control, Variance Analysis
Intermediate · Course · 1 - 3 Months

Universidade Estadual de Campinas
Skills you'll gain: Pharmaceuticals, Preventative Care, Pharmacology, Chemistry, Laboratory Testing
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Prototyping, Systems Analysis, User Requirements Documents, User Research, Stakeholder Analysis, Stakeholder Engagement, Scenario Testing, Information Architecture, Business Research
Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: User Research, Human Centered Design, Ideation, User Experience Design, Design Thinking, Prototyping, Brainstorming, User Experience, Innovation, Usability Testing, Data Synthesis
Intermediate · Course · 1 - 3 Months