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.

Vanderbilt University
Skills you'll gain: Microservices, Spring Boot, Spring Framework, IntelliJ IDEA, Java Programming, Restful API, Object Oriented Programming (OOP), Java, Application Programming Interface (API), Application Deployment, Software Architecture, API Design, Integrated Development Environments, Data Persistence, Scalability, Service Oriented Architecture, Web Applications, Application Frameworks, Software Testing, Object-Relational Mapping
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Software Architecture, Functional Requirement, Requirements Analysis, Internet Of Things, Software Design Patterns, User Requirements Documents, Android Development, Application Frameworks, Maintainability, Interoperability, Software Quality (SQA/SQC)
Mixed · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Technical Drawing, Engineering Drawings, Mechanical Drawings, Computer Aided Three-Dimensional Interactive Application (CATIA), Assembly Drawing, 3D Modeling, Mechanical Design, Drafting and Engineering Design, Computer-Aided Design, Visualization (Computer Graphics), File Management, Engineering Design Process, Interoperability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Information Systems Security, Cyber Security Policies, Data Ethics, Cyber Governance, Application Security, Cyber Risk, Computer Security, General Data Protection Regulation (GDPR), Responsible AI
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Microsoft Azure, Computer Vision, No-Code Development, Machine Learning, AI Workflows, Predictive Modeling, Artificial Intelligence, Responsible AI, Model Deployment
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Responsive Web Design, Git (Version Control System), Web Development, Cascading Style Sheets (CSS), Data Persistence, React.js, Version Control, Web Development Tools, Performance Tuning, Full-Stack Web Development, GitHub, Event-Driven Programming, Application Design, Game Design, Webpack, Software Testing, Unit Testing, Software Development, Development Environment, Javascript
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, 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

The University of Sydney
Skills you'll gain: Health Technology, Health Informatics, Health Care, Health Systems, Electronic Medical Record, Care Coordination, Clinical Informatics, Telehealth, Health Information Management, Patient Education and Support, Interoperability, Patient-centered Care
Mixed · Course · 1 - 3 Months

Unilever
Skills you'll gain: Web Analytics, Digital Marketing, Google Analytics, Social Media Marketing, Search Engine Marketing, Social Media Strategy, Marketing Strategies, Search Engine Optimization, Keyword Research, Marketing Analytics, A/B Testing, Advertising Campaigns, Smart Goals, Performance Analysis, Key Performance Indicators (KPIs), Value Propositions
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, API Design, Application Deployment, Authentications, Cloud Deployment, User Accounts, Debugging, Operational Databases, Back-End Web Development, Software Testing, Software Development, Database Development, Continuous Integration
Intermediate · Course · 1 - 3 Months

Università Bocconi
Skills you'll gain: Data Analysis, Innovation, Strategic Decision-Making, Statistical Analysis, Data-Driven Decision-Making, Regression Analysis, Correlation Analysis, Big Data, Business Metrics, A/B Testing, Case Studies, Probability, Machine Learning
Mixed · Course · 1 - 3 Months

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, Systems Development, Functional Requirement, Software Engineering, User Requirements Documents, Agile Software Development, Application Design, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Spring Framework, Debugging, Java, Technical Design
Beginner · Course · 1 - 3 Months