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.

University of Colorado System
Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Classification And Regression Tree (CART), Probability & Statistics, AI Personalization, Statistical Software, Regression Analysis, Model Evaluation, Data-Driven Decision-Making, Data Ethics, Unsupervised Learning, Statistical Modeling, Data Visualization, Customer Analysis, Statistical Analysis, Predictive Analytics, Anomaly Detection, Statistical Hypothesis Testing, Advanced Analytics, Machine Learning
★ 4.9 (16) · Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: NumPy, Debugging, Pandas (Python Package), Statistics, Correlation Analysis, Data Analysis, Statistical Programming, Descriptive Statistics, Exploratory Data Analysis, Data Wrangling, Data Preprocessing, LLM Application, Data-oriented programming, Code Reusability, Data Transformation, Numerical Analysis, Critical Thinking, Functional Design
★ 4.3 (19) · Intermediate · Specialization · 3 - 6 Months

L&T EduTech
Skills you'll gain: Production Process, Manufacturing and Production, Manufacturing Operations, Construction Engineering, Plant Operations and Management, Construction, Manufacturing Processes, Laboratory Testing, Process Validation, Product Testing, Civil Engineering, Manufacturing Standards, Acceptance Testing, Design Specifications, Materials science, Analytical Testing, Technical Standard
★ 5 (6) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Statistical Methods, GitHub, Data Manipulation, Statistical Hypothesis Testing, Version Control, Statistical Analysis, Data Science, Data Visualization Software, Python Programming, NumPy, Statistics, Data Analysis, Git (Version Control System), Collaborative Software, AI Workflows, Data Transformation
★ 3.7 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Identity and Access Management, Verification And Validation, Cloud Deployment, IT Infrastructure, Multi-Tenant Cloud Environments, IT Automation, Code Reusability, Development Testing, Data Structures, Authentications, Data Security, Dependency Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Deployment, Data Pipelines, Google Cloud Platform, Real Time Data, Data Lakes, Dataflow, Dashboard Creation, Data Preprocessing, Data Warehousing, Data Import/Export, Data Infrastructure, Data Governance, Big Data, Feature Engineering, Data Architecture, Dashboard, Extract, Transform, Load, Data Migration, Apache Spark, Tensorflow
★ 4.7 (126) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: AI Security, Penetration Testing, Exploit development, Network Security, Exploitation techniques, Open Web Application Security Project (OWASP), Security Testing, Cyber Security Assessment, Cyber Operations, Computer Security, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Cryptographic Protocols, Network Protocols, Cryptography, Security Awareness, Generative AI Agents, Server Side, Web Applications, Machine Learning Algorithms
★ 4.6 (19) · Intermediate · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: Software Engineering, Object Oriented Design, Software Testing, Development Environment, Unified Modeling Language, Software Development Tools, System Requirements, Requirements Analysis, Systems Development Life Cycle, Object Oriented Programming (OOP), Software Development Methodologies, Software Development Life Cycle, User Requirements Documents, Agile Methodology, Agile Software Development, Software Design, Requirements Elicitation, Systems Analysis, Software Development, Software Design Documents
★ 4.6 (57) · Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Test Automation, Test Script Development, Software Testing, Scripting, Automation, Test Tools, Scenario Testing, Browser Compatibility, Scalability
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction Engineering, Civil Engineering, Structural Analysis, Building Codes, Building Services Engineering, Electrical Systems, Public Works, Electric Power Systems, Transportation Operations, Building Information Modeling, Construction Management, Structural Engineering, Construction, Traffic Flow Optimization, Engineering Analysis, Simulation and Simulation Software, Drafting and Engineering Design, Contract Management, Engineering Practices, Laboratory Testing
★ 4.8 (31) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Performance Management, Virtual Networking, Network Monitoring, Performance Tuning, Network Troubleshooting, Virtual Private Networks (VPN), Load Balancing, Performance Testing, Google Cloud Platform, Test Tools, Network Analysis, Virtual Machines
★ 4.7 (104) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Unit Testing, Gradle, Application Programming Interface (API), Google Cloud Platform, Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), Cloud Deployment, Back-End Web Development, YAML, Restful API, Software Configuration Management, Load Balancing
★ 4.8 (8) · Intermediate · Specialization · 3 - 6 Months