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.

Microsoft
Skills you'll gain: Vulnerability Management, Penetration Testing, Vulnerability Scanning, Vulnerability Assessments, Intrusion Detection and Prevention, Security Testing, Network Security, Threat Management, Cyber Security Assessment, System Testing, Firewall, Cybersecurity, Cloud Security, Exploitation techniques, Microsoft Azure, Virtual Private Networks (VPN), Command-Line Interface
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Infectious Diseases, Laboratory Testing, Infection Control, Diagnostic Tests, Epidemiology, Patient Evaluation, General Medical Tests and Procedures, Public Health and Disease Prevention, Microbiology, Medical Equipment and Technology, Clinical Practices, Public Health, Clinical Assessment, Specimen Collection, Medical Devices, Molecular, Cellular, and Microbiology, Preventative Care, Health Technology, Patient Treatment, Pharmacotherapy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Verification And Validation, Software Testing, Restful API, Development Testing, Code Reusability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Postman API Platform, OAuth, Application Programming Interface (API), Performance Testing, Security Testing, Software Testing, Test Tools, Authentications, Scenario Testing
Beginner · Guided Project · Less Than 2 Hours

Starweaver
Skills you'll gain: Open Web Application Security Project (OWASP), Debugging, DevSecOps, Security Strategy, Penetration Testing, Cyber Security Strategy, Security Testing, Application Security, Vulnerability Scanning, Continuous Monitoring, Software Testing, Cybersecurity, Vulnerability Assessments, Cyber Security Assessment, Test Automation, Vulnerability Management, Technical Communication
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Test Planning, Software Testing, Test Tools, Software Quality Assurance, Quality Assurance, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Test Automation, API Testing, Test Tools, Ajax, Software Testing, Scenario Testing, Restful API
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: OSI Models, TCP/IP, Vulnerability Scanning, General Networking, Network Protocols, Network Security, Network Monitoring, Network Troubleshooting, Security Testing, Intrusion Detection and Prevention, Vulnerability Assessments, Firewall, Performance Tuning, Threat Detection, Network Analysis, Test Script Development, Scripting, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Continuous Monitoring, Cyber Security Assessment, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Vulnerability Scanning, Software Testing, Security Controls, System Monitoring, White-Box Testing, Threat Detection, IT General Controls (ITGC)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Metasploit, Vulnerability Assessments, Vulnerability Scanning, Brute-force attacks, Virtual Environment, Cybersecurity, Technical Writing, Web Servers, Linux
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: API Testing, Application Programming Interface (API), Test Tools, Behavior-Driven Development, Test Automation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Test Automation, Test Case, API Testing, Test Script Development, Test Tools, Software Testing, Development Environment, Web Development Tools, Node.JS
Beginner · Guided Project · Less Than 2 Hours