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.

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Scripting, Version Control, Email Automation, Software Testing, Automation, Restful API, Application Programming Interface (API), Python Programming, Data Cleansing, Performance Tuning, Productivity, File Management
Beginner · 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, User Interface (UI)
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: User Experience Design, User Experience, Wireframing, Persona (User Experience), Application Lifecycle Management, Application Design, Technical Communication, Web Design and Development, Prototyping, UI/UX Research, Web Development, User Research, Mockups, Usability Testing, Application Development, Responsive Web Design, Version Control, Brainstorming, Javascript, MongoDB
Mixed · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Business Continuity, Network Security, Cryptography, AWS Identity and Access Management (IAM), Encryption, User Provisioning, Security Management, Penetration Testing, Vulnerability Scanning, ISO/IEC 27001, Threat Management, Network Performance Management, Information Systems Security, Network Architecture, DevSecOps, Cyber Operations, Data Management, Software Development Methodologies, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Computational Thinking, Programming Principles, Algorithms, Data Structures, Theoretical Computer Science, Computer Programming, Python Programming, Computer Science, Game Theory, Mathematical Modeling, Software Testing
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: TypeScript, Event-Driven Programming, Javascript, JavaScript Frameworks, Pseudocode, Computational Thinking, JSON, Web Development, Web Applications, Data Import/Export, Application Development, Mobile Development, Debugging, Algorithms, Data Structures, Object Oriented Programming (OOP), Data Management, Programming Principles, Unit Testing, Web Development Tools
Beginner · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Microsoft Excel, Excel Formulas, Verification And Validation, Financial Modeling, Project Documentation, Business Modeling, Spreadsheet Software, Product Testing, Data Validation, Document Management, Data Integrity, Data Management, Organizational Skills
Intermediate · Course · 1 - 4 Weeks

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

University of Pennsylvania
Skills you'll gain: Intellectual Property, Healthcare Industry Knowledge, Pharmaceuticals, Regulation and Legal Compliance, Health Care, Legal Strategy, Health Policy, Medical Science and Research, Case Studies, Economics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, MLOps (Machine Learning Operations), Unit Testing, Docker (Software), Containerization, Kubernetes, IBM Cloud, Continuous Deployment, Microservices, User Feedback, Machine Learning, Performance Analysis, Responsible AI, Business Metrics, Natural Language Processing, Time Series Analysis and Forecasting, Continuous Monitoring, Data Science, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Management, Project Documentation, Requirements Management, Scope Management, Earned Value Management, Project Performance, Risk Management, Acceptance Testing, Ethical Standards And Conduct, Kanban Principles, Business Process Modeling, Waterfall Methodology, Team Leadership, Project Schedules, Scaled Agile Framework, Project Management Software, Communication Planning, Business Modeling, Stakeholder Analysis, Registration
Intermediate · Specialization · 1 - 3 Months

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