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.

King Abdullah University of Science and Technology
Skills you'll gain: Statistical Analysis, Bioinformatics, Unix, Scientific Visualization, R Programming, Rmarkdown, Unix Commands, Data Analysis, Data Quality, Statistical Hypothesis Testing, Exploratory Data Analysis, Pandas (Python Package), Python Programming, NumPy, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Django (Web Framework), Git (Version Control System), Full-Stack Web Development, API Testing, Server Side, API Design, Application Development, Restful API, Unit Testing, MySQL, User Accounts, Web Applications, Databases
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Data Visualization, Data Ethics, Data Integration, Exploratory Data Analysis, Statistical Hypothesis Testing, Predictive Modeling, Data Literacy, Correlation Analysis, Data Quality, Data Science, Jupyter, Data Analysis, Data Preprocessing, Data Transformation, Data Cleansing, Business Analytics, Supervised Learning, Regression Analysis, Applied Machine Learning, Model Evaluation
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: User Experience Design, User Research, Wireframing, Responsible AI, User Centered Design, AI Product Strategy, Usability, Adobe XD, Usability Testing, Generative AI, Figma (Design Software), Design Thinking, Prototyping, User Interface (UI) Design, Persona Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Design, Software Testing, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Disaster Recovery, Data Management, Google Cloud Platform, Cloud Infrastructure, SAP Applications, Identity and Access Management, Cloud Deployment, Cloud Computing, Cloud Security, Data Migration, Cloud Storage, Scalability
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Prompt Engineering, AI Personalization, AI Security, Generative AI, Infrastructure as Code (IaC), Requirements Analysis, Responsible AI, Test Tools, Software Testing, ChatGPT, Risk Analysis, Sprint Planning, Software Development Tools, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Automation, Software Documentation, Artificial Intelligence, Software Architecture, Software Development Methodologies
Beginner · Specialization · 3 - 6 Months

Indian School of Business
Skills you'll gain: Financial Trading, Accruals, Securities Trading, Performance Measurement, Technical Analysis, Market Trend, Portfolio Management, Portfolio Risk, Investment Management, Backlogs, Risk Analysis, Equities, Financial Analysis
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, AI Security, Cloud Deployment, Customer Insights, Customer Analysis, Kubernetes, Generative AI, Customer Data Management, Big Data, Google Cloud Platform, Test Script Development, Software Development Life Cycle, Cloud Security, Development Testing, Virtual Networking, Application Deployment, DevOps, Application Development, Security Engineering
Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Focus Group, Qualitative Research, Surveys, Discussion Facilitation, Survey Creation, Market Research, Research, Research Reports, Recruitment, Research Methodologies, Interviewing Skills, Report Writing, Sample Size Determination
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Process Control, Machine Controls, Engineering, Scientific, and Technical Instruments, Automation Engineering, Manufacturing Processes, Embedded Software, Electrical and Computer Engineering, Embedded Systems, Electronics, Semiconductors, Laboratory Equipment, Electronics Engineering, Test Equipment, Medical Devices, Performance Tuning, Electronic Components, Mechanical Design, Product Testing, Mathematical Modeling
Build toward a degree
Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Epidemiology, Infectious Diseases, Public Health, Program Management, Model Evaluation, Performance Testing, Data Management, Decision Support Systems
Advanced · Course · 1 - 4 Weeks