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.

Skills you'll gain: PHP (Scripting Language), Information Architecture, Cascading Style Sheets (CSS), Web Applications, HTML and CSS, Hypertext Markup Language (HTML), Verification And Validation, Server Side, Semantic Web, Web Development, Web Design and Development, Web Design, Development Testing, Web Servers, Scripting, Extensible Languages and XML, Web Frameworks, UI Components, Scripting Languages, Front-End Web Development
★ 4.7 (24) · Beginner · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Sampling (Statistics), Statistical Reporting, Statistical Methods, Statistics, Probability & Statistics, Statistical Analysis, Sample Size Determination, Probability Distribution, Data Presentation, Engineering Analysis, Data Synthesis, Estimation, Analysis, Data-Driven Decision-Making
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, AI Security, Generative AI, Data Ethics, Threat Modeling, General Data Protection Regulation (GDPR), Security Testing, Model Evaluation, Open Source Technology, Metadata Management, Security Controls, Data Integrity, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Experimentation, Research Design, A/B Testing, Business Analysis, Needs Assessment, Statistical Methods, Root Cause Analysis, Research Methodologies, Business Analytics, Business Research, Complex Problem Solving, Project Design, Statistical Inference, Data-Driven Marketing, General Science and Research, Ideation, Business Priorities, Data Ethics, AI Personalization, Prioritization
Beginner · Course · 1 - 3 Months
Skills you'll gain: Generative AI Agents, Prompt Engineering, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Artificial Intelligence, AI Security, Model Deployment, Large Language Modeling, Application Deployment, Development Environment, Security Testing, Responsible AI, Virtual Environment, Software Development, Python Programming, Software Testing, Microsoft Visual Studio, Computer Programming, Software Design
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Apple iOS, iOS Development, Open Web Application Security Project (OWASP), Swift Programming, Role-Based Access Control (RBAC), Vulnerability Assessments, Mobile Security, Software Testing, Mobile Development, Development Testing, Secure Coding, Authentications, Unit Testing, Application Security, Encryption, Knowledge of Apple Hardware, Security Testing, IT Security Architecture, Network Security, Mobile Development Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Selenium (Software), Version Control, Git (Version Control System), GitHub, Jenkins, Continuous Integration, Test Automation, CI/CD, Test Data, Test Script Development, Software Versioning, Software Testing, IntelliJ IDEA, Test Case, Development Environment, Application Frameworks, Apache Maven
Advanced · Course · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Amazon CloudWatch, Cloud Infrastructure, Cloud Management, Amazon Web Services, Amazon S3, Cloud Hosting, Cloud Computing, Amazon Elastic Compute Cloud, Data Migration, Cloud Security, Virtual Networking, MySQL, Systems Administration, Database Management, Network Architecture, Network Security, Configuration Management, Resource Management, Performance Analysis
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Word, Proofreading, Document Management, Microsoft 365, Productivity Software, Microsoft Windows, Writing and Editing, Editing, Productivity, Writing, Technical Documentation, Collaborative Software, Report Writing, Web Content, Business Writing, Grammar, Data Visualization, Web Content Accessibility Guidelines, Collaboration, Business Communication
Mixed · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Data Security, Network Security, Cyber Attacks, Security Testing, Cybersecurity, Digital Forensics, Infrastructure Security, Identity and Access Management, Cloud Security, Security Controls, Security Awareness, Threat Detection, Threat Management, Cyber Security Assessment, Test Tools, Firewall, OSI Models, Authentications, Encryption, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Planning, Software Quality Assurance, Software Testing, Quality Assurance, Process Improvement, Quality Assessment, Continuous Improvement Process, Technology Roadmaps, Quality Improvement, Gap Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Cyber Security Assessment, Security Testing, Incident Response, Cyber Attacks, Firewall, Cyber Security Strategy, Vulnerability Scanning, Computer Security, Cyber Threat Intelligence, Network Protocols, Exploitation techniques, Brute-force attacks, Vulnerability Assessments, Virtualization and Virtual Machines, Software Installation, Network Analysis
Beginner · Course · 1 - 3 Months