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.

Johns Hopkins University
Skills you'll gain: Health Informatics, Health Care, Medical Records, Health Information Management, Health Systems, Clinical Informatics, Electronic Medical Record System, Databases, Health Technology, Informatics, Healthcare Industry Knowledge, Clinical Data Management, Data Analysis, Data Quality, Interoperability, Big Data, Data Access, Query Languages, Data Integration, Data Science
★ 4.6 (234) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Mathematical Modeling, Engineering Analysis, Differential Equations, Systems Analysis, Electrical Systems, Mechanics, Systems Thinking, Applied Mathematics, Performance Testing, Integral Calculus, Basic Electrical Systems
★ 4.7 (134) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Responsible AI, AI Integrations, OpenAI API, OpenAI, Generative AI, API Testing, Data Ethics, AI Security, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Application Programming Interface (API), Fine-tuning, Computer Programming, Key Management
★ 4.5 (141) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Network Security, Cybersecurity, Endpoint Detection and Response, Data Security, Network Architecture, Application Security, Information Technology Architecture
★ 4.8 (200) · Intermediate · Course · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Wireless Networks, Network Architecture, Software-Defined Networking, Network Planning And Design, Virtual Networking, Network Security, Service Oriented Architecture, Emerging Technologies, Network Protocols, Telecommunications, Mobile Security, Interoperability, Digital Communications, Authentications, Encryption, Authorization (Computing)
★ 4.6 (118) · Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Electrical Systems, Electric Power Systems, Electrical Safety, Safety Standards, Energy and Utilities, Environmental Regulations, Electrical Power, Sustainable Technologies, Manufacturing and Production, Manufacturing Processes, Production Process, Chemistry, Sustainable Design, Thermal Management, Equipment Design, Analytical Testing, Materials science, Reliability, Electronic Components, Climate Change Mitigation
★ 4.7 (307) · Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Infrastructure as Code (IaC), AWS CloudFormation, IT Automation, Scripting, Bash (Scripting Language), Amazon Web Services, Command-Line Interface, Configuration Management, Amazon Elastic Compute Cloud, Automation, Shell Script, Scripting Languages, Continuous Monitoring, Cloud Management, Continuous Integration, Software Testing
★ 4.6 (80) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, SQL, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
★ 4 (279) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Gateway, Serverless Computing, Cloud API, Restful API, Node.JS, Microsoft Azure, Application Programming Interface (API), API Design, API Testing, Software Testing, Network Routing
★ 4.5 (113) · Beginner · Guided Project · Less Than 2 Hours
Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Responsible AI, Application Deployment, Amazon Elastic Compute Cloud, Unit Testing, Amazon Web Services, Version Control, Generative AI, AI Integrations, LLM Application, DevOps, Retrieval-Augmented Generation, Artificial Intelligence, Application Lifecycle Management
★ 4.7 (36) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Test Case, Selenium (Software), Software Testing, Test Tools, Maintainability, Code Reusability, Test Data, Debugging, Configuration Management
★ 4.5 (160) · Advanced · Guided Project · Less Than 2 Hours

Shanghai Jiao Tong University
Skills you'll gain: Human Factors, Consumer Behaviour, Organizational Leadership, Marketing Psychology, Leadership and Management, Professional Development, Psychological Evaluations, Human Relations Movement, Mental Health Diseases and Disorders, Psychology, Leadership, Community Mental Health Services, Criminal Investigation and Forensics, Mental Health, Personal Attributes, Customer Analysis, Human Development, Marketing Management, Market Dynamics, Social Sciences
★ 4.6 (97) · Mixed · Course · 1 - 3 Months