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: Cryptography, Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Technical Standard, General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Case Law, Medical Privacy, Court Systems, Telecommunications, Law, Regulation, and Compliance, Legal Research, Data Ethics, IT Security Architecture, Technology Roadmaps, European History, International Relations, Interoperability, Data Governance, Cybersecurity, Data Security, Emerging Technologies
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Materials science, Failure Analysis, Semiconductors, Manufacturing Processes, Structural Analysis, Mechanical Engineering, Chemical Engineering, Chemistry, Thermal Management, Engineering, Laboratory Testing, Physical Science, Physics, Engineering Analysis, Reliability, Engineering Calculations
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Education Software and Technology, Learning Management Systems, Performance Testing, Virtual Environment, Data Analysis Software
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Power Electronics, Systems Analysis, Electronics Engineering, Technical Design, Systems Design, Graphical Tools, Plot (Graphics), Engineering Analysis, Performance Testing, Mathematical Modeling
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Secure Coding, Security Controls, Hardening, Data Integrity, Security Testing, System Monitoring, Cybersecurity, Patch Management, Threat Modeling, Exploitation techniques, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Dataflow, Data Lakes, Data Pipelines, Big Data, Data Processing, Apache Spark, Model Deployment, Data Architecture, Real Time Data, Extract, Transform, Load, Data Warehousing, Data Infrastructure, Tensorflow, Data Migration, Apache Hadoop, Data Security, Data Management, Cloud Storage, Unstructured Data
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Usability Testing, Product Lifecycle Management, Product Management, Product Testing, Product Roadmaps, Agile Product Development, Product Development, New Product Development, Portfolio Management, Market Analysis, Product Requirements, Business Strategy, Demand Generation, Product Strategy, Market Intelligence, Marketing Planning
Advanced · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Digital Transformation, Data Sharing, Manufacturing Operations, Business Transformation, Workflow Management, Product Lifecycle Management, Data Storage, Process Management, Interoperability, Innovation, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Google Cloud Platform, Data Pipelines, Data Lakes, Data Import/Export, Feature Engineering, Model Deployment, Real Time Data, Apache Kafka, Tensorflow, Data Infrastructure, Serverless Computing, Apache Airflow, Data Architecture, Data Warehousing, Apache Spark, Dashboard, Data Migration, Big Data, Data Governance
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Incident Response, Network Security, Intrusion Detection and Prevention, Computer Security Incident Management, Command-Line Interface, Cryptography, Open Web Application Security Project (OWASP), Application Security, Secure Coding, Cybersecurity, Encryption, Information Systems Security, Vulnerability Assessments, Cyber Attacks, Security Engineering, Risk Management Framework, Multi-Factor Authentication, Cloud Security, Penetration Testing, Risk Management
Intermediate · Specialization · 3 - 6 Months