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: Selenium (Software), Test Script Development, Test Automation, Functional Testing, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Web Development Tools, Javascript and jQuery, Automation, Python Programming, UI Components, Hypertext Markup Language (HTML), File I/O
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Database Theory, Database Development, Query Languages, Development Testing, Hibernate (Java), Performance Tuning, Software Testing, Object-Relational Mapping, Frontend Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Risk Management, Risk Management Framework, Incident Response, Threat Management, Risk Analysis, Business Risk Management, Cyber Attacks, Cyber Security Policies, Security Management, Secure Coding, Computer Security Incident Management, Cyber Security Assessment, Application Security, ISO/IEC 27001, Law, Regulation, and Compliance, Data Security, Malware Protection, Incident Management, Penetration Testing
★ 4.3 (8) · Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Lean Six Sigma, Performance Improvement, Statistical Process Controls, Lean Methodologies, Operational Analysis, Process Improvement, Process Improvement and Optimization, Statistical Hypothesis Testing, Quality Improvement, Six Sigma Methodology, Operational Excellence, Business Process, Statistical Methods, Continuous Improvement Process, Innovation, Operations Management, Quality Control, Probability & Statistics, Patient-centered Care, Problem Solving
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploit development, Exploitation techniques, Unix, Cyber Operations, Computer Security, Unix Commands, Unix Shell, System Programming, Linux, Debugging, Command-Line Interface, Linux Commands, Memory Management, Remote Access Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Version Control, Git (Version Control System), Selenium (Software), Test Automation, Jenkins, Test Script Development, Software Versioning, Continuous Integration, Test Tools, Continuous Delivery, Test Data, Test Case, Software Testing, CI/CD, Code Reusability, Command-Line Interface, File I/O
★ 4.8 (6) · Advanced · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Amazon Bedrock, AI Security, Retrieval-Augmented Generation, Docker (Software), Prompt Engineering, GitHub Copilot, Token Optimization, Agentic Workflows, AI Orchestration, LLM Application, Debugging, Serverless Computing, Software As A Service, Model Context Protocol, Amazon Web Services, Large Language Modeling, Rust (Programming Language), Code Review, Natural Language Processing, GitHub
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Process Modeling, Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Business Analysis, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
★ 5 (8) · Advanced · Course · 1 - 3 Months

Indian Institute of Science
Skills you'll gain: Semiconductors, Electronics, Electronic Hardware, Biomedical Technology, Hardware Design, Materials science, Mechanical Design, Manufacturing Processes, Communication Systems, Laboratory Equipment, Process Engineering, Laboratory Testing, 3D Modeling, Analytical Testing
★ 4.9 (21) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Mining, Innovation, Image Analysis, Big Data, Medical Imaging, Unstructured Data, Health Informatics, Analytics, Text Mining, Natural Language Processing, Health Care, Health Information Management, Medical Terminology, Interoperability, Classification Algorithms
★ 3.6 (26) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Writing and Editing, Writing, Personal Development, Meditation & Breathwork, Lifelong Learning, Self-Awareness, Self-Motivation, Self-Discipline, Creativity, Mindfulness, Emotional Intelligence, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Data Import/Export, Patch Management, Data Migration, Database Software, Database Architecture and Administration, Database Management, Problem Management, Data Storage Technologies, Disaster Recovery, Configuration Management, Automation, Command-Line Interface
Advanced · Course · 1 - 3 Months