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.

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Engineering, Scientific, and Technical Instruments, Analytical Chemistry, Materials science, Image Analysis, Laboratory Equipment, Laboratory Research, Quantitative Research, Scientific Visualization, Qualitative Research
★ 4.8 (17) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Encryption, Cybersecurity, Cryptography, File I/O, Python Programming, Programming Principles, Debugging, Data Mapping, Software Testing, Data Structures
★ 4.8 (13) · Mixed · Course · 1 - 4 Weeks

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: Metasploit, Brute-force attacks, System Configuration, General Networking, Network Security, Penetration Testing, Wireless Networks, Exploitation techniques, Intrusion Detection and Prevention, Linux, Vulnerability Scanning, Linux Commands, Encryption, Network Analysis, Software Installation, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Governance, Regulatory Compliance, Governance Risk Management and Compliance, Law, Regulation, and Compliance, Enterprise Security, Compliance Management, Regulatory Requirements, Regulation and Legal Compliance, Business Metrics, Accountability Frameworks, Key Performance Indicators (KPIs), Performance Metric, Ethical Standards And Conduct
★ 4.3 (7) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploit development, Exploitation techniques, Security Testing, Unix, Cyber Operations, Computer Security, Unix Commands, Unix Shell, System Programming, Shell Script, Linux, Debugging, Memory Management, Remote Access Systems, Authentications
Intermediate · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Blockchain, Key Management, Public Key Infrastructure, Security Controls, Cryptography, Cybersecurity, Data Security, Application Security, Network Security, Security Architecture Review, IT Security Architecture, Vulnerability Assessments, Encryption, Secure Coding, Cryptographic Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Solution Design
★ 4.6 (20) · Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Python Programming, Simulations, Debugging, Statistical Methods, Pandas (Python Package), Program Development, Test Case, Data Science, Development Testing, Software Design, Computational Thinking, Sampling (Statistics), Data Manipulation, Programming Principles, Data Cleansing, Software Development
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Regression Analysis, Correlation Analysis, Advanced Analytics, Statistical Methods, Statistical Modeling, Statistical Analysis, Predictive Modeling, Data Analysis, Scikit Learn (Machine Learning Library), Microsoft Excel, Statistical Programming, Data Analysis Software, Model Evaluation
★ 4.8 (6) · Advanced · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Molecular, Cellular, and Microbiology, Molecular Biology, Microbiology, Life Sciences, Infectious Diseases, Biotechnology, Cell Cultures, Cell Biology, Laboratory Testing, Epidemiology, Laboratory Research, Biology, Diagnostic Tests
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Power Platform, No-Code Development, Application Deployment, Application Design, Application Development, Microsoft 365, Data-Driven Decision-Making, Software Design, Project Planning, Product Testing, Software Development, Software Architecture
Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Administration, Network Architecture, Hardware Troubleshooting
Beginner · Course · 1 - 3 Months