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: UI/UX Research, Usability Testing, Presentations, User Experience Design, User Experience, Usability, User Research, Mobile Development, Design Research, Data Ethics, User Interface and User Experience (UI/UX) Design, Public Speaking, Research Design, Prototyping, Research Methodologies, Interviewing Skills, Information Privacy
★ 4.8 (6K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Android Studio, Restful API, Version Control, User Research, UI/UX Research, Usability Testing, Jest (JavaScript Testing Framework), Git (Version Control System), Data Structures, Kotlin, Unix Commands, Android Jetpack, Android Development, Persona (User Experience), GitHub, Interaction Design, React.js, Code Reusability, Javascript
★ 4.6 (9.2K) · Beginner · Professional Certificate · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, Retrieval-Augmented Generation, AI powered creativity, Generative AI Agents, Ideation, Verification And Validation, Generative AI, LLM Application, AI literacy, OpenAI, OpenAI API, Expense Management, AI Personalization, Responsible AI, AI Enablement, Risking, Artificial Intelligence, Expense Reports
★ 4.8 (9.1K) · Beginner · Specialization · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Exploratory Data Analysis, Model Evaluation, R (Software), Regression Analysis, Leaflet (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Data Wrangling, Data Visualization, Machine Learning, GitHub
★ 4.5 (51K) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Application Deployment, Prompt Engineering, Kubernetes, Prompt Engineering Tools, Containerization, Database Architecture and Administration, MySQL, Dataflow, PostgreSQL, Identity and Access Management, Data Migration, Cloud Management, Cloud Security, Cloud Applications, Operational Databases, Data Maintenance, Database Design, Database Management
★ 4.7 (49K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Data Warehousing, Extract, Transform, Load, Data Storytelling, SQL, Data Visualization, Dashboard Creation, Database Design, Data Security, Data Migration, Data Governance, Data Presentation, Descriptive Statistics, Data Store, Data Management, Relational Databases, Databases, Data Architecture, Excel Formulas, Business Intelligence
★ 4.7 (19K) · Beginner · Professional Certificate · 3 - 6 Months

Meta
Skills you'll gain: React Native, iOS Development, Core Data (Software), Restful API, Version Control, Mobile Development, User Research, UI/UX Research, Usability Testing, Apple iOS, Jest (JavaScript Testing Framework), Data Structures, Swift Programming, User Interface (UI), Unix Commands, Apple Xcode, Git (Version Control System), Persona (User Experience), React.js, Javascript
★ 4.6 (8.7K) · Beginner · Professional Certificate · 3 - 6 Months
Multiple educators
Skills you'll gain: Unit Testing, Data Structures, Event-Driven Programming, File I/O, Interactive Data Visualization, Java, Java Programming, Object Oriented Design, Object Oriented Programming (OOP), User Interface (UI), Debugging, Software Testing, Computer Programming, Cryptography, Software Engineering, Bioinformatics, Algorithms, Data Analysis, Software Design, Problem Solving
★ 4.6 (15K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: MySQL, Database Software, Database Management, Database Theory, Data Warehousing, Interactive Data Visualization, Dashboard, Database Administration, Data Visualization Software, Star Schema, Dashboard Creation, Linux Commands, Unix, Data Integrity, Unit Testing, Algorithms, Analytics, Database Architecture and Administration, Software Versioning, Command-Line Interface
★ 4.6 (7.7K) · Beginner · Professional Certificate · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, Database Design, LLM Application, Software Design Documents, Data Migration, Generative AI, AI Enablement, Database Development, Dashboard Creation, Software Documentation, SQL, AI powered creativity, AI Workflows, AI literacy, Database Management, Data Visualization, Data Analysis, Automation
★ 4.8 (8K) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Back-End Web Development, Relational Databases, Object Oriented Programming (OOP), Database Management Systems, Bootstrap (Front-End Framework), Database Management, Code Reusability, Database Theory, SQL, Database Design, Front-End Web Development, Unit Testing, MySQL, Computer Programming, Pseudocode, Communication
★ 4.7 (18K) · Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Event-Driven Programming, UI Components, Web Development Tools, Code Reusability, Front-End Web Development, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Unit Testing, Application Development, Software Design Patterns, Javascript, Development Environment, Context Management, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Dataflow
★ 4.7 (3.7K) · Intermediate · Specialization · 1 - 3 Months