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.

LearnQuest
Skills you'll gain: Exploratory Data Analysis, Teradata SQL, JSON, Data Integration, Advanced Analytics, Analytics, Data Cleansing, Text Mining, Data Quality, Unstructured Data, Data Analysis, Customer Insights, Statistical Analysis, Data Manipulation, Application Programming Interface (API), Database Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Docker (Software), Containerization, Cloud-Native Computing, DevOps, Application Deployment, Scalability, YAML, Capacity Management, Disaster Recovery, Command-Line Interface
Intermediate · Guided Project · Less Than 2 Hours

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

Whizlabs
Skills you'll gain: Google Cloud Platform, Looker (Software), Dataflow, Cloud Engineering, Data Migration, Data Architecture, Data Infrastructure, Cloud Computing Architecture, Cloud Storage, Data Pipelines, Cloud Computing, Cloud Solutions, NoSQL, Data Import/Export, Data Processing, Data Storage, Site Reliability Engineering, Data Visualization, Data Storage Technologies, Data Store
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Teradata SQL, Identity and Access Management, SQL, Query Languages, Data Import/Export, Google Cloud Platform, Data Mapping, Extract, Transform, Load, Role-Based Access Control (RBAC), Data Warehousing, Data Migration, Data Architecture, Database Design, Database Architecture and Administration, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MySQL, Data Migration, Database Administration, Database Software, Stored Procedure, User Provisioning, Data Validation
Advanced · Project · Less Than 2 Hours

Skills you'll gain: Django (Web Framework), Full-Stack Web Development, Authentications, Software Testing, Unit Testing, Debugging, Object-Relational Mapping, Authorization (Computing), Identity and Access Management, MySQL, Test Case, Web Development, Database Development, Back-End Web Development, Web Applications, Software Documentation, Test Automation, File Management, Model View Controller
Mixed · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Cloud-Native Computing, Containerization, Amazon Web Services, Application Deployment, Amazon Elastic Compute Cloud, Cloud Infrastructure, Scenario Testing, Cloud Deployment, Network Troubleshooting, Ubuntu, System Configuration, Software Installation, Linux Commands, Command-Line Interface
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: API Design, API Gateway, API Testing, Application Programming Interface (API), Software Documentation, Restful API, Software Design Documents, Server Side, Test Automation, Software Testing, Software Design, Back-End Web Development, Test Case, Collaboration, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, LangChain, AI Orchestration, Generative AI Agents, CrewAI, Statistical Methods, Agentic Workflows, Statistical Analysis, Data Transformation, Agentic systems, Statistical Inference, Business Intelligence, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Performance Metric, Descriptive Analytics, Data Analysis, Correlation Analysis, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, Object-Relational Mapping, SQL, Database Management, Relational Databases, .NET Framework, Query Languages, Databases, ASP.NET, Data Modeling, C# (Programming Language), Performance Tuning, Data Migration, Microsoft Visual Studio, Development Environment
Intermediate · Course · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: System Testing, Database Design, User Interface (UI), User Interface (UI) Design, .NET Framework, Databases, Software Design, Software Testing, Development Testing, User Requirements Documents, Systems Development, Program Development, C# (Programming Language), Application Development, Software Development
Mixed · Course · 1 - 3 Months