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: Usability Testing, Usability, User Centered Design, User Experience Design, Responsive Web Design, Software Design Documents, Prototyping, Interaction Design, Software Documentation, Mockups, Systems Design, UI/UX Research, Design, Wireframing, User Interface (UI) Design, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Stress Testing, Test Script Development, Integrated Development Environments, Code Reusability
Advanced · Course · 1 - 3 Months
Skills you'll gain: Statistical Hypothesis Testing, Statistical Methods, Sample Size Determination, Business Mathematics, Statistical Inference, Estimation, Business Analytics, Statistics, Probability & Statistics, Sampling (Statistics), Statistical Analysis, Microsoft Excel, Excel Formulas, Probability Distribution, Data Analysis, Decision Making
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Advertising Campaigns, Advertising, User Feedback, Marketing Materials, Business Research, Marketing, Market Research, Branding
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Extensible Languages and XML, Selenium (Software), Test Script Development, Scalability, Software Testing, Web Applications, Maintainability, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Statistical Methods, Probability & Statistics, Data Ethics, Statistical Analysis, Statistical Inference, Statistics, Sample Size Determination, Sampling (Statistics), Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bayesian Statistics, A/B Testing, Microsoft Excel, Statistical Machine Learning, Statistical Modeling, Predictive Analytics, Business Analytics, Statistical Methods, Data Analysis, Probability & Statistics, Decision Making, Health Informatics, Statistical Programming, Markov Model, Diagnostic Tests, Probability Distribution, Sampling (Statistics)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Development, Web Scraping, Web Applications, Test Tools, Back-End Web Development, Web Development Tools, Web Services, Memory Management, Extensible Markup Language (XML), Package and Software Management, Development Testing, Unit Testing, Scripting, Performance Tuning, Build Tools, Cross Platform Development, Hypertext Markup Language (HTML), Interoperability, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Bootstrap (Front-End Framework), Node.JS, Back-End Web Development, Unit Testing, Server Side, Web Design and Development, Frontend Performance, Full-Stack Web Development, Front-End Web Development, Application Programming Interface (API), API Design, Authentications, User Accounts, Integration Testing, MySQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Data Collection, Alteryx, Data Quality, Microsoft Excel, Data Integrity, Data Import/Export, Test Tools, Data Loss Prevention
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Business Analytics, Statistical Software, Data-Driven Decision-Making, Analytical Skills
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Statistical Hypothesis Testing, Sample Size Determination, Probability & Statistics, Probability Distribution, Statistical Methods, Quantitative Research, Statistical Inference, Statistics, Sampling (Statistics), Statistical Analysis, Probability, Scientific Methods, Data Analysis, Research, Psychology
Beginner · Course · 1 - 3 Months