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 Pennsylvania
Skills you'll gain: Intellectual Property, Healthcare Industry Knowledge, Pharmaceuticals, Health Care Procedure and Regulation, Regulation and Legal Compliance, Legal Strategy, Medical Privacy, Drug Development, Health Policy, Medical Science and Research, Branding, Research, Case Studies, Economics, Market Dynamics
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cyber Security Assessment, Security Testing, Cybersecurity, Vulnerability Scanning, Cyber Operations, Cyber Threat Intelligence, Cyber Threat Hunting, Scenario Testing, Cyber Security Strategy, Exploitation techniques, Cyber Attacks, Problem Solving, Simulations
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Semiconductors, Electronic Systems, Electronics, Electronic Components, Electronics Engineering, Basic Electrical Systems, Power Electronics, Electrical Engineering, Engineering Design Process, Hardware Design, Electrical Systems, Electronic Hardware, Engineering, Scientific, and Technical Instruments, Schematic Diagrams, Diagram Design, Performance Testing, Systems Analysis, Engineering Analysis, Mathematical Modeling, Physics
Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Data Structures, Generative AI, Test Driven Development (TDD), Integration Testing, Cloud Development, Cloud Deployment, Development Testing, Python Programming, Object Oriented Programming (OOP), Cloud Applications, Serverless Computing, Cloud Computing, Microsoft Azure, Graph Theory, Software Documentation, Object Oriented Design, Maintainability, Code Review, Software Design, Technical Documentation
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Dataflow, Big Data, Data Pipelines, Data Store, Serverless Computing, Data Migration, Model Training, Apache Hadoop, Data Storage Technologies, Identity and Access Management, Data Storage, Tensorflow, Cloud Storage, AI Personalization, Advanced Analytics, Applied Machine Learning, AI Integrations, Site Reliability Engineering, Data Processing
Beginner · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Water Quality, Sanitation, Water Resources, Water Resource Management, Laboratory Testing, Microbiology, Sterilization, Environmental Engineering, Health Policy, Public Health and Disease Prevention, Public Health, Infectious Diseases, Governance, Epidemiology, Economics, Chemistry
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Postman API Platform, API Testing, Data Validation, Application Programming Interface (API), Restful API, Verification And Validation, Performance Tuning, Microservices, Performance Testing, Test Tools, Security Controls, Data Integrity, Authentications
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Open Source Technology, Package and Software Management, Unit Testing, R (Software), GitHub, Version Control, Rmarkdown, Cross Platform Development, Software Versioning, Software Documentation, Test Case, Testability, R Programming, Code Reusability, Knitr, Continuous Integration, Program Development, Build Tools, Git (Version Control System), Development Testing
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Angular, Test Driven Development (TDD), Web Components, Unit Testing, Development Testing, Web Design and Development, HTML and CSS, Web Development, Test Script Development, Software Testing, Cascading Style Sheets (CSS), Web Applications, Front-End Web Development, JavaScript Frameworks, Hypertext Markup Language (HTML), Development Environment, UI Components, Application Frameworks, Javascript, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Immunology, Infectious Diseases, Molecular, Cellular, and Microbiology, Public Health and Disease Prevention, Molecular Biology, Epidemiology, Microbiology, Life Sciences, Public Health, Medical Science and Research, Biotechnology, Drug Development, Pathology, Climate Change Programs, Pharmaceuticals, Cell Cultures, Preventative Care, Cell Biology, Laboratory Testing, Community Health
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Phlebotomy, Blood Collection, Sterilization, Urinalysis, Patient Communication, Medical Terminology, Patient-centered Care, Nutrition Education, Infection Control, Asepsis, Nutrition and Diet, Pathology, Basic Patient Care, Patient Education And Counseling, Vital Signs, Geriatrics, Laboratory Testing, Direct Patient Care, Venipuncture, Hand Hygiene
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Immunology, Molecular Biology, Molecular, Cellular, and Microbiology, Physiology, Cell Biology, Biology, Biochemistry, Infectious Diseases
Intermediate · Course · 1 - 3 Months