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.

Coursera
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Prompt Patterns, Power Platform Architecture & Technical Design, Microsoft Power Platform, AI Workflows, Agentic Workflows, Generative AI Agents, Performance Tuning, Business Logic, AI Integrations, Agentic systems, Application Deployment, Generative AI, Performance Testing, Scalability, Data Integration, User Feedback
★ 1.9 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Dashboard Creation, Data Storytelling, Content Performance Analysis, Data Validation, Stakeholder Engagement, Statistical Modeling, Search Engine Optimization, Marketing Analytics, Web Analytics, Marketing Automation, Data Visualization, Customer Insights, Campaign Management, Data-Driven Decision-Making, Key Performance Indicators (KPIs), Predictive Analytics, Performance Measurement, Return On Investment, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Blockchain, Web Development Tools, Development Environment, Frontend Integration, Software Development Tools, Program Development, Integrated Development Environments, Application Deployment, Transaction Processing, Application Design, Front-End Web Development, Event-Driven Programming, Development Testing, Javascript, Network Architecture
★ 5 (50) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Quality Assurance, Software Quality Assurance, Test Tools, Test Planning, Test Case, Software Quality (SQA/SQC), Test Automation, Continuous Integration, Code Coverage, DevOps, Collaborative Software, Software Testing, Risk Analysis, Agile Methodology, Issue Tracking, Automation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Performance Tuning, Hardware Design, Systems Architecture, Systems Design, Hardware Architecture, Software Architecture, System Software, System Design and Implementation, Reliability, System Programming, Real Time Data, Performance Testing, Failure Analysis, System Requirements, Memory Management, Data Integrity, Linux
★ 4.4 (20) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: PHP (Scripting Language), Model View Controller, Restful API, Secure Coding, Web Development, Object-Relational Mapping, Web Applications, Full-Stack Web Development, Development Environment, Software Testing, Development Testing, Back-End Web Development, Security Controls, API Design, Application Frameworks, Database Management, Web Frameworks, Application Programming Interface (API), Application Security, Database Development
★ 4.2 (10) · Beginner · Course · 1 - 4 Weeks

University of Lausanne
Skills you'll gain: Laboratory Testing, Legal Proceedings, Biochemistry, Analytical Testing, Analytical Chemistry, Biochemical Assays, Pharmacology, Health Care Procedure and Regulation, Substance Abuse, Sports Medicine, Law, Regulation, and Compliance, Arbitration, Pharmaceuticals, Psychosocial Assessments, Culture, Social Sciences, Criminal Investigation and Forensics, Regulatory Compliance, Sociology, Ethical Standards And Conduct
★ 4.7 (162) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, Fine-tuning, OpenAI, Large Language Modeling, Generative AI, ChatGPT, Prompt Engineering, Generative Model Architectures, LLM Application, Token Optimization, File Management, Embeddings, Classification Algorithms, Application Development, Model Training, Python Programming
★ 3.7 (23) · Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Agile Methodology, Scrum (Software Development), Agile Project Management, Agile Product Development, Sprint Retrospectives, Software Development Methodologies, Sprint Planning, Backlogs, Software Engineering, Continuous Integration, Acceptance Testing, Test Driven Development (TDD)
★ 4.7 (103) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, Systems Development, Change Control, Software Development Methodologies, Project Management Life Cycle, Change Management, Project Management, IT Management, System Implementation, Compliance Auditing, Internal Auditing, Software Testing, Test Data, Auditing, Development Testing, Risk Control, Verification And Validation, Project Management Office (PMO), Risk Management
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Java Programming, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Cryptographic Protocols, Authentications, Application Security, Data Import/Export, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption
★ 4.9 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Real-Time Operating Systems, Embedded Systems, Software Systems, Internet Of Things, Real Time Data, System Requirements, Software Development, Secure Coding, Cloud Computing Architecture, Systems Engineering, Cloud-Based Integration, System Design and Implementation, Back-End Web Development, System Implementation, Communication Systems, System Testing, Algorithms, Performance Testing, Systems Analysis
★ 4.6 (69) · Advanced · Course · 1 - 4 Weeks