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: Artificial Neural Networks, Tensorflow, Keras (Neural Network Library), Data-Driven Decision-Making, Applied Machine Learning, Machine Learning Software, Deep Learning, Machine Learning, Feature Engineering, Risking, Model Evaluation, Mortgage Loans, Consumer Lending
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Program Development, Mockups, Test Script Development, Development Testing, Software Testing, Test Case
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Application Programming Interface (API), Authentications, Test Automation, JSON, Security Testing, Authorization (Computing), Java Programming, Scenario Testing, Java, Test Tools, Back-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Process Modeling, Business Process Modeling, Business Workflow Analysis, Systems Analysis, Workflow Management, Stakeholder Communications, Generative AI, AI Workflows, Process Optimization, Miro AI, Process Mapping, Consulting, Business Analysis Tools, Process Flow Diagrams, Requirements Elicitation, AI Integrations, Systems Architecture, Solution Architecture, Software Architecture, Systems Thinking
Intermediate · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Pulmonology, Medical Terminology, Cardiology, Respiratory Care, Respiration, General Medical Tests and Procedures, Hemodynamics, Medical Records, Cardiac Dysrhythmia, Immunology, Pathology, Hematology, Anatomy, Diagnostic Tests, Laboratory Testing, Health Information Management and Medical Records, Physiology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, OpenAI API, Model Deployment, OpenAI, AI Integrations, Tool Calling, LLM Application, Enterprise Application Management, OAuth, Model Context Protocol, Prompt Engineering, Performance Tuning, Real Time Data, Interoperability, Prompt Patterns, Application Deployment
Intermediate · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Cybersecurity, Cryptography, Mobile Security, Cyber Operations, Cryptographic Protocols, Security Testing, Vulnerability Scanning, Application Security, Network Security, Operating Systems, Encryption, Hardening, Vulnerability Assessments, Computer Security
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Unit Testing, Gradle, Application Programming Interface (API), Google Cloud Platform, Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), Cloud Deployment, Back-End Web Development, YAML, Restful API, Software Configuration Management, Load Balancing
Intermediate · Specialization · 3 - 6 Months
Codio
Skills you'll gain: Matplotlib, Version Control, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Git (Version Control System), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Object-Relational Mapping, Hugging Face, Natural Language Processing, Data Visualization Software, Unit Testing, Statistical Visualization, Development Environment, Cloud Hosting, Python Programming
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Restful API, CI/CD, Model View Controller, ASP.NET, Cloud Infrastructure, Continuous Deployment, Load Balancing, OAuth, Continuous Integration, Continuous Delivery, Cloud Computing, Cloud Applications, Cloud Deployment, Application Deployment, Cloud Computing Architecture, API Design, Web Applications, Web Development, .NET Framework, Microservices
Intermediate · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Pay Per Click Advertising, Data-Driven Marketing, Marketing Analytics, Web Analytics, Search Engine Optimization, Analytics, Paid media, Search Engine Marketing, Web Analytics and SEO, Digital Marketing, Data-Driven Decision-Making, Digital Marketing Tools, A/B Testing, Data Analysis, AI Personalization, Contextual Advertising, Big Data, Customer Analysis, Customer Data Management, Machine Learning
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
Beginner · Course · 1 - 3 Months