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.

Google Cloud
Skills you'll gain: Security Management, Data Management, Security Testing, Identity and Access Management, Role-Based Access Control (RBAC), Authorization (Computing), Network Analysis
Beginner · Project · Less Than 2 Hours

Packt
Skills you'll gain: Cloud Infrastructure, Cloud Deployment, Cloud Computing, Cloud Services, Virtual Networking, Cloud Management, Virtual Machines, Virtualization, Application Deployment, Data Migration, Disaster Recovery, Cloud Storage, Dynamic Host Configuration Protocol (DHCP), Containerization
Intermediate · Course · 1 - 4 Weeks

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

Fractal Analytics
Skills you'll gain: Vector Databases, Data Strategy, Data Management, Data Architecture, Data Security, Data Governance, Generative AI Agents, Metadata Management, Data Ethics, Interoperability, Data Store, Retrieval-Augmented Generation, Embeddings, Taxonomy, Data Storage, Data Processing, Large Language Modeling, Machine Learning, Zero Trust Network Access, Agentic systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Exploitation techniques, Data Encryption Standard, Threat Modeling, Security Awareness, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, AI Security, Vulnerability Assessments, Application Security, Security Engineering, Artificial Intelligence, SQL
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Statistical Reporting, Statistical Analysis, Statistics, Data Analysis, Probability & Statistics, Statistical Methods, Data Analysis Software, Statistical Software, R Programming, Sampling (Statistics), Probability Distribution
Beginner · Course · 1 - 3 Months

Skills you'll gain: Sampling (Statistics), Data Mining, Statistical Hypothesis Testing, Probability, Linear Algebra, Statistical Analysis, Statistical Inference, Data Analysis, Probability Distribution, Statistics, Machine Learning Algorithms, Machine Learning, Python Programming
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Application Deployment, Configuration Management, Application Performance Management, Application Servers, Model View Controller, UI Components, Virtual Environment
Intermediate · Course · 1 - 3 Months

Fred Hutchinson Cancer Center
Skills you'll gain: Continuous Integration, Continuous Deployment, CI/CD, GitHub, Docker (Software), Software Development, Development Environment, Test Automation, Automation, Debugging, YAML
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Interoperability, Data Integrity, Data Mapping
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Cloud Development, Cloud Applications, Containerization, .NET Framework, Performance Tuning, Application Development, C# (Programming Language), Application Performance Management, Scalability, Web Applications, UI Components
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, 3D Assets, 3D Modeling, Game Design, Virtual Environment, Video Game Development, Computer Graphic Techniques, Computer Graphics, Performance Tuning, Animation and Game Design
Mixed · Course · 1 - 4 Weeks