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: Statistical Hypothesis Testing, Statistical Analysis, SAS (Software), Correlation Analysis, Statistical Software, Statistical Programming, Statistical Modeling, Regression Analysis, Exploratory Data Analysis, Statistical Methods, Plot (Graphics), Statistical Inference, Data Wrangling, Graphical Tools, Predictive Modeling, Sampling (Statistics), Predictive Analytics, Model Evaluation
★ 4.7 (175) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Test Script Development, Software Versioning, Continuous Integration, File I/O, Test Tools, Continuous Delivery, Functional Testing, Automation, Scripting, UI Components, Code Reusability, Hypertext Markup Language (HTML), Software Design Patterns, Development Environment, Integrated Development Environments, Command-Line Interface, Package and Software Management
★ 4.6 (24) · Beginner · Specialization · 3 - 6 Months
Coursera
Skills you'll gain: Extract, Transform, Load, Data Pipelines, Dataflow, Data Transformation, Data Wrangling, Data Integration, Databases, Data Processing, AI Workflows, AI Integrations, Database Management, Business Workflow Analysis, Performance Tuning, Process Design, Data Validation, Apache, Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Angular, Jest (JavaScript Testing Framework), Software Testing, Development Testing, Test Automation, Test Script Development, Development Environment, Node.JS
Intermediate · Course · 1 - 3 Months

Tufts University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Microsoft Excel, Quantitative Research, Statistical Methods, Probability & Statistics, Statistical Analysis, Data Analysis Software, Sampling (Statistics), Analytical Skills, Spreadsheet Software, Statistics, Business Analytics, Python Programming
★ 4.2 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, Logistic Regression, Lean Six Sigma, Correlation Analysis, Six Sigma Methodology, R (Software), R Programming, Statistical Programming, Statistical Analysis, Test Tools, Statistical Methods, Statistical Software, Regression Analysis, Probability & Statistics, Data Literacy, Data Science
★ 4.6 (14) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, Software Documentation, Code Reusability, Model Training, Test Script Development, Continuous Delivery, Test Automation, Model Evaluation, Continuous Integration, Technical Documentation, API Design, Application Programming Interface (API), Data Validation, Applied Machine Learning, Machine Learning Methods, Maintainability, Version Control, Package and Software Management, Code Review
Intermediate · Course · 1 - 3 Months

Nanjing University
Skills you'll gain: Software Testing, White-Box Testing, Functional Testing, System Testing, JUnit, Performance Testing, Test Tools, Test Case, Selenium (Software)
★ 4.4 (35) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Portfolio Risk, Risk Modeling, Risk Analysis, Hedge Accounting, Risk Management, Investment Management, Portfolio Management, Risk Management Framework, Performance Stress Testing, Market Liquidity, Investments, Financial Services, Correlation Analysis, Economics, Case Studies, General Finance, Statistical Methods, Simulation and Simulation Software
Mixed · Course · 1 - 3 Months

Skills you'll gain: Performance Testing, Performance Stress Testing, Test Tools, Software Testing, API Testing, Application Performance Management, Test Planning, Test Script Development, Test Data, Configuration Management
★ 4.6 (82) · Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Performance Testing, Maintainability, Software Testing, Code Review, Software Technical Review, Security Testing, Performance Stress Testing, Software Quality Assurance, Application Security, Test Tools, Browser Compatibility
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Postman API Platform, Continuous Delivery, Continuous Integration, Web Services, API Design, Test Tools, Spring Framework, Application Programming Interface (API), CI/CD, Test Execution Engine, Service Oriented Architecture, Verification And Validation, Software Testing, Restful API, Interactive Data Visualization, Server Side, Web Applications, Program Development, Virtual Environment, Automation
★ 4.5 (12) · Beginner · Specialization · 1 - 3 Months