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.

Skills you'll gain: JUnit, Restful API, Spring Framework, Apache Maven, Spring Boot, Model View Controller, Microservices, Application Development, Unit Testing, Web Services, Redis, YAML, Java, Java Programming, MongoDB, Application Deployment, Application Design, NoSQL, Ajax, Hibernate (Java)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Game Design, Software Design Documents, Unreal Engine, Video Game Development, Virtual Environment, Conceptual Design, Interactive Design, Prototyping, Design Elements And Principles, Creativity
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React Native, User Interface and User Experience (UI/UX) Design, UI Components, Mobile Development, Unit Testing, Software Testing, Authentications, Debugging, iOS Development, Android (Operating System), Mobile Security, Mobile Development Tools, Animations, Application Security, Integration Testing, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Cyber Security Assessment, Payment Systems, Blockchain, Incident Response, Vulnerability Scanning, Code Review, Data Security, Development Testing, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Semiconductors, Micrometer, Materials science, Product Testing, Electronic Components, Laboratory Procedures, Mechanical Engineering, Electrical Engineering
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Incident Response, Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Threat Detection, Risk Management, Cybersecurity, Computer Security Incident Management, Secure Coding, Cyber Security Assessment, Incident Management, Security Testing, Cyber Governance, Intrusion Detection and Prevention, Risk Management Framework, Cyber Threat Intelligence, Network Infrastructure, Network Security, Security Information and Event Management (SIEM)
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Data Validation, Business Continuity, Security Controls, Risk Mitigation, Project Management, Risk Management, System Testing, Technical Management, System Implementation, Data Integrity, Software Development Methodologies
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Laboratory Testing, Medical Laboratory, Clinical Laboratory Science, Biochemistry, Endocrinology, Laboratory Procedures, Diagnostic Tests, Biochemical Assays, Pathology, Urinalysis, Laboratory Techniques, Hematology, Specimen Collection, Physiology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Unit Testing, TypeScript, Angular, Test Case, Software Testing, JavaScript Frameworks, Testability, Development Testing, Code Coverage, Integration Testing, Javascript, Node.JS, Debugging, Mockups, Simulations
Intermediate · Specialization · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Product Lifecycle Management, Climate Change Mitigation, Energy and Utilities, Environmental Science, Sustainable Development, Mathematical Modeling, Sustainable Engineering, Analysis, Microsoft Excel, Process Analysis, Business Modeling, Data Literacy, Scenario Testing, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, LLM Application, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Artificial Intelligence, Tool Calling, AI Product Strategy, Large Language Modeling, Responsible AI, Decision Support Systems, Application Deployment, Performance Testing
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Information Architecture, User Experience Design, Persona (User Experience), Usability Testing, Interviewing Skills, Wireframing, Content Creation, Storytelling
Intermediate · Course · 1 - 3 Months