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: IntelliJ IDEA, Object Oriented Design, Debugging, Software Design, User Interface (UI), Apache Maven, Design Thinking, Object Oriented Programming (OOP), Program Development, Build Tools, Integrated Development Environments, Software Development Tools, Eclipse (Software), Data Validation, Version Control, JUnit, Software Development, Git (Version Control System), Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Linux Servers, Linux, Linux Commands, Software Installation, Data Storage, Data Management, System Configuration, Data Integrity, Data Migration, Command-Line Interface, System Monitoring, System Requirements
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Architecture, Integrated Development Environments, Code Review, AI Workflows, Software Design, Python Programming, Version Control, Java Programming
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Sample Size Determination, Statistical Hypothesis Testing, Statistical Methods, Quantitative Research, Statistical Analysis, Probability & Statistics, Statistical Inference, Statistics, Data Analysis, Regression Analysis, Research Design, Research, Psychology
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI) Design, Adobe XD, Wireframing, Figma (Design Software), UI Components, Web Design and Development, Responsive Web Design, Usability Testing, Design, AI Workflows, Design Software, Prototyping
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Oracle Databases, Data Import/Export, Identity and Access Management, Google Cloud Platform, Extract, Transform, Load, Query Languages, SQL, Data Migration, Data Architecture, Database Design, Database Architecture and Administration, Data Sharing, Data Modeling, Data Security, Real Time Data
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Serverless Computing, Amazon Web Services, Cloud Computing Architecture, Solution Architecture, Containerization, Data Migration, Cloud Deployment, Data Pipelines, Cloud Solutions, Data Processing
Intermediate · Course · 1 - 4 Weeks

SAE Institute México
Skills you'll gain: Exploitation techniques, Vulnerability Scanning, Penetration Testing, Vulnerability Assessments, Cyber Operations, Cybersecurity, Information Systems Security, Network Security, Computer Networking, Network Protocols
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Performance Tuning, Microsoft Azure, Database Administration, Scalability, Relational Databases, Microsoft SQL Servers, Database Architecture and Administration, Database Management, Database Systems, Operational Databases, Data Migration, Transact-SQL, Stored Procedure, Cloud Security, Cloud Deployment, Disaster Recovery, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Gherkin (Scripting Language), Behavior-Driven Development, Cucumber (Software), Test Execution Engine, .NET Framework, User Story, Test Case, Test Script Development, Microsoft Visual Studio, Test Automation, C# (Programming Language), Acceptance Testing, Functional Requirement, Scenario Testing, Maintainability
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Migration, NoSQL, Cloud Applications, Database Architecture and Administration, Relational Databases, SQL, Dataflow, Terraform, Cloud Computing Architecture, Data Architecture, Performance Tuning, Scalability, Disaster Recovery
Intermediate · Course · 1 - 3 Months