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.

STARWEAVER
Skills you'll gain: Financial Modeling, Microsoft Excel, Financial Statement Analysis, Financial Analysis, Revenue Forecasting, Financial Statements, Excel Formulas, Financial Accounting, Financial Forecasting, Business Modeling, Cash Flows, Cash Flow Forecasting, Balance Sheet, Finance, Forecasting, Capital Expenditure, Data Validation, Accounting, Working Capital, Operational Excellence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, JavaScript Frameworks, Web Frameworks, Authentications, MongoDB, Postman API Platform, Restful API, Server Side, Middleware, JSON, Application Programming Interface (API), Web Development Tools, Web Applications, Javascript, Back-End Web Development, API Testing, NoSQL
★ 4.9 (22) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Version Control, Restful API, Docker (Software), Containerization, Git (Version Control System), Development Environment, Flask (Web Framework), Application Programming Interface (API), Authentications, Application Deployment, Database Management, Database Development, JSON, Object-Relational Mapping, Operational Databases, API Testing, Python Programming, Object Oriented Programming (OOP), Data Structures
★ 4.5 (11) · Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: Human Computer Interaction, User Experience Design, User Interface (UI), Prototyping, User Experience, User Interface (UI) Design, Interaction Design, Human Factors, UI/UX Research, User Research, Usability Testing
★ 4.9 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Control, Risk Management, Risk Mitigation, Risk Analysis, Enterprise Risk Management (ERM), Risk Appetite, Business Risk Management, Threat Management, Internal Controls, Continuous Monitoring, Data Management, Key Performance Indicators (KPIs), Business Reporting, Performance Measurement, Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Data Visualization, HubSpot CRM, Dashboard, Business Reporting, Customer Relationship Management (CRM) Software, Customer Relationship Management, Content Performance Analysis, Performance Reporting, Forecasting, Business Metrics, Sales Enablement, Sales Process, Performance Metric, Sales, Data-Driven Decision-Making, Customer Service, Customer Data Management, Customer Success Management, Marketing Analytics, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Reinforcement Learning, Data-Driven Decision-Making, Markov Model, Data Analysis, Time Series Analysis and Forecasting, Bayesian Statistics, Decision Making, Statistical Methods, Anomaly Detection, Probability Distribution, Statistical Analysis, Sampling (Statistics), Model Optimization, Clinical Trials
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hugging Face, Model Evaluation, LLM Application, Large Language Modeling, Retrieval-Augmented Generation, Computer Programming, Generative Model Architectures
★ 4.9 (9) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Network Analysis, Statistical Modeling, Bayesian Network, Applied Machine Learning, R (Software), R Programming, Social Network Analysis, Statistical Methods, Simulations, Network Model, Statistical Analysis, Probability & Statistics, Statistical Programming, Probability Distribution, Sampling (Statistics), Data Visualization, Machine Learning, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Integration, CI/CD, Application Deployment, Node.JS, Continuous Delivery, Test Automation, Git (Version Control System), Software Development, Continuous Deployment, GitHub, Javascript
★ 4.5 (25) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Vulnerability Assessments, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Cybersecurity, Malware Protection, Penetration Testing, Cyber Threat Intelligence, Exploitation techniques, Threat Management, Brute-force attacks, Network Security, Information Systems Security, Security Awareness, Human Factors (Security), Authentications, Network Protocols
★ 4.7 (10) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Version Control, GitHub, Django (Web Framework), Git (Version Control System), Application Deployment, Object-Relational Mapping, Development Environment, Unit Testing, Cloud Deployment, Database Development, Bootstrap (Front-End Framework), Model View Controller, Database Management, Virtual Environment, Program Development, HTML and CSS, Python Programming
★ 4.7 (10) · Intermediate · Course · 1 - 4 Weeks