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.

Fundação Instituto de Administração
Skills you'll gain: Marketing Effectiveness, Key Performance Indicators (KPIs), Marketing Analytics, Digital Marketing, Marketing Strategies, Data-Driven Marketing, Performance Analysis, Digital Marketing Campaigns, Campaign Management, Customer experience strategy (CX), Digital Analysis, Digital Marketing Tools, Performance Measurement, Marketing Automation, Marketing Channel, A/B Testing, Automation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Git (Version Control System), GitHub, Version Control, Software Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Software Documentation, API Gateway, Scripting, API Design, API Testing, Restful API, JSON, Application Programming Interface (API), Data Import/Export, Scripting Languages, Performance Tuning, Content Management, Scalability
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Threat Management, Cyber Threat Intelligence, Information Systems Security, Security Controls, Encryption, Financial Regulation, Regulatory Compliance, Quantum computing
Advanced · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Logistic Regression, Sampling (Statistics), Model Evaluation, Statistical Methods, Regression Analysis, Statistical Hypothesis Testing, Statistical Modeling, Statistical Programming, Statistical Analysis, R Programming, Business Analytics, Predictive Modeling, Estimation, Probability & Statistics, Statistical Inference
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Interoperability, Data Transformation, Secure Coding, Data Management, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, JSON, Responsive Web Design, Cascading Style Sheets (CSS), Web Design and Development, Hypertext Markup Language (HTML), Game Design, Animation and Game Design, Frontend Performance, Video Game Development, Animations, Code Reusability, Event-Driven Programming, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Minitab, Process Capability, Statistical Process Controls, Statistical Hypothesis Testing, Data Visualization, Descriptive Statistics, Statistical Analysis, Statistical Software, Plot (Graphics), Statistics, Sampling (Statistics), Statistical Visualization, Process Analysis, Probability & Statistics, Probability Distribution, Statistical Modeling, Data Analysis, Statistical Methods, Performance Analysis, Exploratory Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Ruby (Programming Language), Performance Tuning, Data Persistence, Secure Coding, File I/O, Maintainability, Application Design, Software Engineering, Application Development, Object Oriented Programming (OOP), Code Reusability, Application Security, Performance Testing, Unit Testing, Application Lifecycle Management, Dataflow, Scalability, Software Design, Debugging
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Performance Tuning, Disaster Recovery, VMware ESX Servers, vCenter Server Management, vSphere DRS & HA, vCenter Server, System Support, System Monitoring, Virtual Machines, IT Infrastructure, Virtualization, Patch Management, Debugging, Problem Management, Maintainability, Data Migration, IT Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Case Studies, Relational Databases, System Testing, Database Development, Database Application, Database Management, Microsoft SQL Servers, SQL, Verification And Validation, Customer Complaint Resolution, Business Reporting, Visual Basic (Programming Language), Workflow Management, Issue Tracking, Role-Based Access Control (RBAC), Registration, Requirements Analysis, User Interface (UI), User Interface (UI) Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Database Design, Transact-SQL, Transaction Processing, Database Development, Relational Databases, Stored Procedure, SQL, Database Management, Databases, Business Reporting, Data Maintenance, Data Integrity, Test Data, Code Reusability, Procedure Development
Beginner · Course · 1 - 4 Weeks