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.

EDUCBA
Skills you'll gain: Performance Tuning, Microsoft Azure, Database Administration, Scalability, Relational Databases, Microsoft SQL Servers, Database Architecture and Administration, Database Management, Database Systems, Operational Databases, Data Migration, Enterprise Security, Cloud Security, Capacity Management, Disaster Recovery, Virtual Machines, Authorization (Computing), Authentications
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Ruby on Rails, Model View Controller, Ruby (Programming Language), Object-Relational Mapping, Test Automation, Restful API, Application Deployment, Web Applications, Web Development, Full-Stack Web Development, Authentications, Development Environment, Data Modeling, Data Validation
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: DevSecOps, DevOps, User Centered Design, Usability, Systems Integration, User Experience Design, Continuous Delivery, Systems Analysis, System Implementation, Human Computer Interaction, Continuous Integration, Application Security, Agile Methodology, Data Ethics, Information Systems, Secure Coding, Security Testing, User Feedback, Project Management Software, Database Management Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Testing, System Support, Generative AI, Maintainability, Automation, Technical Support, Debugging, Anomaly Detection, System Monitoring, Software Engineering, Software Documentation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Application Development, Development Environment, Web Development, Software Development, Development Testing, Transaction Processing, Debugging, Verification And Validation, Data Storage
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Nutritional Assessment, Health Assessment, Diagnostic Tests, Physiology, Endocrinology, Biochemistry, Laboratory Testing, Pathology, Nutrition and Diet, Clinical Nutrition, Biology, Systems Analysis, Molecular Biology
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Google Gemini, Software Development Tools, Software Engineering Tools, Human Machine Interfaces
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Linux, Linux Commands, Operating System Administration, Software Installation, Data Storage, Data Management, Unix Commands, System Configuration, Software Architecture, Data Integrity, Data Migration, Hardware Architecture, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, DevSecOps, Application Security, Security Requirements Analysis, Vulnerability Management, Threat Management, Security Testing, Secure Coding, Vulnerability Assessments, Penetration Testing, Security Awareness, Security Strategy, DevOps, Technology Roadmaps, Risk Management Framework, Software Development Life Cycle
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI) Design, Graphical Tools, Python Programming, Computer Graphics, Image Quality, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Governance Risk Management and Compliance, Security Management, Compliance Management, Risk Appetite, Risk Analysis, Business Risk Management, Cyber Governance, Compliance Auditing, Cyber Risk, Cyber Security Policies, Governance, Data Governance, Vulnerability Assessments, Security Awareness, Vendor Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Code Review, Software Development Tools, Software Documentation, Collaborative Software, DevOps, Generative AI Agents, Maintainability, Integrated Development Environments, CI/CD, Secure Coding, Generative AI, Test Automation, Application Security, Software Development, GitHub, Software Architecture, Software Engineering, Artificial Intelligence and Machine Learning (AI/ML), AI Personalization
Intermediate · Course · 1 - 4 Weeks