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.

Princeton University
Skills you'll gain: Data Structures, Algorithms, Computer Programming, Java, Graph Theory, Theoretical Computer Science, Simulations, Performance Testing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Operating System Administration, Network Infrastructure, Data Storage, Command-Line Interface, Peripheral Devices, Software Installation, Active Directory, Technical Support and Services, System Configuration, Cyber Security Assessment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Code Review, Software Development Tools, Test Automation, Software Documentation, Maintainability, Web Applications, Application Development, Generative AI, Software Development, Jest (JavaScript Testing Framework), Javascript, ChatGPT, GitHub
Intermediate · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Chronic Diseases, Pulmonology, Patient Education And Counseling, Patient Evaluation, Respiratory Care, Pulmonary Function Testing, Respiration, Internal Medicine, Diagnostic Tests, Clinical Assessment, Public Health and Disease Prevention, Medication Therapy Management, Preventative Care, Patient Treatment, Pharmacotherapy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Debugging, Software Testing, Software Development Methodologies, Continuous Integration, Integration Testing, Data Mapping, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Intrusion Detection and Prevention, Command-Line Interface, Cybersecurity, Information Systems Security, Local Area Networks, Firewall, Windows PowerShell, Hardening, Threat Detection, Linux, Penetration Testing, Network Architecture, Wireless Networks, Vulnerability Assessments, System Configuration, IT Automation, Encryption, Network Analysis, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agile Product Development, Agile Project Management, Agile Methodology, Product Management, Sprint Retrospectives, Sprint Planning, Backlogs, User Acceptance Testing (UAT)
Advanced · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Penetration Testing, Cyber Operations, Scripting, Cybersecurity, Vulnerability Assessments, Python Programming, Network Analysis, Automation
Mixed · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Research, Data Collection, Surveys, Scientific Methods, Research Methodologies, Persuasive Communication, Data Analysis, Information Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Development Environment, Automation, Large Language Modeling, Unit Testing, Maintainability, Secure Coding, Software Documentation, Programming Principles, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Data, Test Case, Data Validation, Data Import/Export, Verification And Validation, Scripting, Data Cleansing, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Politecnico di Milano
Skills you'll gain: Product Lifecycle Management, Climate Change Mitigation, Energy and Utilities, Environmental Science, Sustainable Development, Mathematical Modeling, Sustainable Engineering, Analysis, Microsoft Excel, Process Analysis, Business Modeling, Data Literacy, Scenario Testing, Open Source Technology
Beginner · Course · 1 - 4 Weeks