Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: Apache Hadoop, Data Import/Export, Extract, Transform, Load, Big Data, Data Pipelines, Data Processing, Data Migration, SQL, Analytics, Data Manipulation, MySQL, Data Quality, Scalability, Data Security, Scheduling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Development Life Cycle, z/OS, COBOL (Programming Language), Unit Testing, Systems Analysis, Systems Development, Pseudocode, Agile Methodology, Software Development, Software Design, Systems Architecture, Mainframe Computing, Programming Principles, Scrum (Software Development), Software Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Statistical Analysis, Predictive Modeling, R Programming, Data Manipulation, Business Analytics, Data Analysis, Probability & Statistics, Regression Analysis, Time Series Analysis and Forecasting, Case Studies, Decision Tree Learning, Data Structures
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Eclipse (Software), Test Data, Test Automation, Test Execution Engine, Integrated Development Environments, Java
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Copilot, CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Continuous Integration, Git (Version Control System), Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Full-Stack Web Development, Web Development, SQL, .NET Framework, Graph Theory
Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Social Media Content, Copywriting, Social Media Campaigns, Social Media Strategy, Social Media, Social Media Marketing, Paid media, Content Strategy, Brand Strategy
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Deployment, Cloud Deployment, Google Cloud Platform, Generative AI, Serverless Computing, Application Deployment, AI Enablement, MLOps (Machine Learning Operations), Artificial Intelligence, Machine Learning Methods, Scalability, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Management, Google Cloud Platform, Network Troubleshooting, Cloud Engineering, Cloud Services, Problem Management, Issue Tracking, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Services, Virtualization, Cloud Computing, Virtual Machines, Cloud Storage, Cloud Infrastructure, Public Cloud, Virtual Networking, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, AI Workflows, AI Orchestration, Agentic Workflows, LangChain, LLM Application, Agentic systems, Test Execution Engine, Responsible AI, Human Factors (Security), Data Persistence, Debugging, Network Routing, Software Architecture, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks
Saïd Business School, University of Oxford
Skills you'll gain: Generative AI, Generative AI Agents, Google Gemini, Content Creation, Media Strategy, Artificial Intelligence and Machine Learning (AI/ML), ChatGPT, Photo/Video Production and Technology, Responsible AI, AI Security, Artificial Intelligence, Machine Learning, Digital Media Strategy, AI Workflows, Machine Learning Algorithms, Digital Transformation, Algorithms, Business Ethics, Artificial Neural Networks, Agentic systems
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Generative AI, Performance Tuning, Data Migration, LangChain, LLM Application, Metadata Management, Document Management, Data Infrastructure, Large Language Modeling, Prompt Patterns, Embeddings, Data Modeling, Agentic systems, Data Integrity, Scalability, Docker (Software), Semantic Web, Query Languages
Intermediate · Specialization · 3 - 6 Months