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.

Alibaba Cloud Academy
Skills you'll gain: Serverless Computing, Cloud-Native Computing, Containerization, Kubernetes, DevOps, Cloud Management, Cloud Platforms, Cloud Solutions, Cloud Computing, Application Deployment, Cloud Infrastructure, Devops Tools, Cloud Security, Application Security, Continuous Integration, Scalability, Data Migration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Security, Network Troubleshooting, Network Architecture, Network Administration, IT Security Architecture, Firewall, Virtual Private Networks (VPN), Virtual Networking, Role-Based Access Control (RBAC), General Networking, Hybrid Cloud Computing, Data Migration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Lean Six Sigma, Sample Size Determination, Six Sigma Methodology, Process Improvement, Quality Improvement, Data-Driven Decision-Making, Lean Methodologies, Statistical Process Controls, Process Improvement and Optimization, Process Analysis, Lean Manufacturing, Continuous Improvement Process, Predictive Modeling, Predictive Analytics, Statistical Methods, Process Capability, Statistics, Quality Management, Statistical Analysis, Quality Monitoring
Mixed · Course · 1 - 4 Weeks

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

Skills you'll gain: Data Quality, SQL, YAML, Data Pipelines, Data Validation, CI/CD, Data Modeling, Collaborative Software, Data Transformation, Data Integrity, Code Reusability, Version Control, Git (Version Control System), Technical Documentation, Metadata Management, Maintainability, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, Selenium (Software), Code Reusability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Cyber Threat Intelligence, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, Cryptographic Protocols, FinTech, Payment Systems, Security Testing, Auditing, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Statistical Analysis, Jupyter, Data Structures, Data Cleansing, Data Processing, Pivot Tables And Charts, Data Science, Data Wrangling, Data Analysis, Data-Driven Decision-Making, Data Transformation, Exploratory Data Analysis, Python Programming, Statistical Hypothesis Testing, Data Import/Export, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, AI Integrations, Cloud Deployment, Application Deployment, Serverless Computing, Artificial Intelligence, Natural Language Processing, Context Management, Cloud Services, Software Testing
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Storage vMotion, vCenter Server, VMware ESX Servers, VMware vSAN, Data Migration, Amazon Web Services, Virtual Machines, Cloud Hosting, NSX-T Network Virtualization, Cloud Infrastructure, Amazon Elastic Compute Cloud, AWS CloudFormation, Cloud Management, Enterprise Application Management, Cloud Solutions, AWS Identity and Access Management (IAM), Public Cloud, Cloud Computing Architecture, Application Performance Management, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, AI Workflows, AI Integrations, Generative Model Architectures, Context Engineering, Software Architecture, CI/CD, Model Evaluation, Software Development, Code Reusability, Continuous Integration, Application Development, Unit Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Test Tools, Application Design, Test Case, Software Documentation, Code Reusability, Technical Documentation, Package and Software Management
Advanced · Course · 3 - 6 Months