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.

Vanderbilt University
Skills you'll gain: HR Tech, AI Enablement, Human Resources, Technical Communication, Human Resource Strategy, Technical Documentation, Decision Intelligence, AI Personalization, Prompt Engineering, People Development, Generative AI, Interviewing Skills, Program Standards, Job Evaluation, Performance Review, Consolidation, Focus Group, Verification And Validation, Analysis
★ 4.7 (60) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Unit Testing, Server Side, Javascript, Debugging, Back-End Web Development, File Systems, File I/O, Test Script Development, Software Testing, Development Testing, Web Applications, Event-Driven Programming, Code Reusability
★ 3.8 (86) · Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Experimentation, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Variance Analysis, Data Analysis, Sample Size Determination, Statistical Modeling
★ 4.8 (84) · Intermediate · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Analysis, Statistical Analysis, Descriptive Analytics, R (Software), Descriptive Statistics, Statistical Methods, Sampling (Statistics), Analysis, Probability & Statistics, Data Ethics, Data Collection, Analytical Skills, Medical Privacy, Exploratory Data Analysis, Statistical Reporting, Logistic Regression
★ 4.6 (46) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, Browser Compatibility, System Testing, Object Oriented Programming (OOP), Continuous Delivery, Test Data, Java Programming, Java, Test Case, Software Testing
★ 4.4 (8) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Model Deployment, Google Cloud Platform, Cloud Deployment, Cloud Infrastructure, AI Integrations, Hardware Architecture, Model Optimization, Infrastructure Architecture, AI Workflows, Cloud Computing Architecture, Computer Hardware, Computer Architecture, MLOps (Machine Learning Operations), Model Training, Cloud Platforms, Computing Platforms, Performance Tuning, Interoperability, Artificial Intelligence, Product Demonstration
★ 4.4 (26) · Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Cryptography, Web Components, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Spring Boot, API Testing, Spring Framework, Restful API, Application Programming Interface (API), API Design, Data Persistence, Web Applications, Application Frameworks, Development Testing, Software Testing, Web Services, Object-Relational Mapping, Application Security, Authentications, Authorization (Computing), Network Protocols
★ 4.2 (29) · Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Oral Comprehension, Literacy, Vocabulary, Language Competency, Grammar, Language Learning
★ 4.8 (285) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Frontend Integration, Spring Boot, Configuration Management, API Gateway, JUnit, Java Programming, Enterprise Application Management, Java, Test Tools, Unit Testing, Application Programming Interface (API), Development Testing, Software Design Patterns, Authentications
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Front-End Web Development, Responsible AI, AI literacy, Frontend Integration, Generative AI, User Interface and User Experience (UI/UX) Design, Prompt Engineering, Software Documentation, UI/UX Strategy, Test Automation, HTML and CSS
★ 4.5 (40) · Intermediate · Course · 1 - 4 Weeks

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, General Networking, Interoperability, Emerging Technologies, Data Analysis, Communication Systems, Systems Design, Regression Analysis, Systems Architecture, Unsupervised Learning
★ 4.7 (86) · Intermediate · Course · 1 - 4 Weeks