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.

Oracle
Skills you'll gain: Oracle Cloud Applications, Cloud Applications, Oracle Cloud, Cloud Development, Application Development, Database Application, Oracle Databases, Application Deployment, Authentications, Enterprise Application Management, Authorization (Computing), UI Components, Development Environment, Data Import/Export
★ 4.2 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Software Architecture, Software Design, Enterprise Application Management, Application Performance Management, Solution Architecture, Continuous Monitoring, Maintainability, Code Reusability, Incident Management, Scalability, Problem Management, System Monitoring, Debugging
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Feature Engineering, Anomaly Detection, Data Visualization, Data Presentation, MLOps (Machine Learning Operations), Agentic Workflows, Interactive Data Visualization, AI Orchestration, AI Security, A/B Testing, Generative AI Agents, Threat Management, Model Optimization, Open Web Application Security Project (OWASP), Technical Communication, Agentic systems, Continuous Monitoring, CI/CD, Reinforcement Learning
Intermediate · Professional Certificate · 3 - 6 Months

Duke University
Skills you'll gain: Exploratory Data Analysis, R (Software), Ggplot2, Statistical Reporting, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Plot (Graphics), Statistics, Statistical Visualization, Data Wrangling, Data Science, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Statistical Programming
★ 4.7 (28) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Generative AI Agents, Generative Model Architectures, Generative AI, Gemini, Google Cloud Platform, AI Product Strategy, AI Enablement, AI Security, Cloud Infrastructure, Responsible AI, Cloud Platforms, Personally Identifiable Information, Business Solutions, Data Governance
★ 4.8 (13) · Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Workflow Management, LLM Application, Constructive Feedback, Generative AI, Decision Intelligence, Large Language Modeling, Business Process Automation, Automation, Responsible AI, AI Integrations, Project Management, Ideation, Data Ethics, AI Security, Communication Strategies, Data Science
★ 4 (32) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: CI/CD, Azure DevOps, Continuous Integration, Cloud Deployment, Application Deployment, Microsoft Azure, Azure DevOps Pipelines, Cloud Services, Continuous Deployment, DevOps, Cloud Applications, Cloud Security, Microsoft Development Tools, Application Performance Management, Microsoft Copilot, Cloud Management, Capacity Management, System Monitoring, Debugging
★ 4.2 (25) · Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Test Tools, Acceptance Testing, Software Testing, Test Automation, Test Execution Engine, Test Planning, Software Quality Assurance, Generative AI, Test Data, Test Case, AI literacy, Requirements Analysis, Software Documentation
★ 4.3 (37) · Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Application Security, IT Security Architecture, Computer Security, Operating System Administration, Information Systems Security, Security Engineering, Database Application, Operating Systems, Security Requirements Analysis, Linux, Security Controls, Continuous Monitoring, Linux Administration, Program Development, Virtualization, Virtual Machines, Virtualization and Virtual Machines, Systems Development, Data Integrity
★ 3.7 (13) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data-Driven Marketing, Dashboard Creation, A/B Testing, Predictive Modeling, Data Validation, Predictive Analytics, Analytics, Campaign Management, Web Analytics, Verification And Validation, Real Time Data, Management Reporting, Model Evaluation, Scheduling
Beginner · Course · 3 - 6 Months

Skills you'll gain: Cloud Infrastructure, CI/CD, Microservices, Application Deployment, Cloud Engineering, Cloud Deployment, Kubernetes, Cloud Computing Architecture, Google App Engine, Site Reliability Engineering, Restful API, Google Cloud Platform, Cloud Services, Infrastructure As A Service (IaaS), Devops Tools, Infrastructure Architecture, Continuous Deployment, Network Architecture, API Design, Cloud Applications
★ 4.6 (81) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Software Development Methodologies, Open Web Application Security Project (OWASP), CI/CD, Application Deployment, DevOps, Development Environment, Continuous Integration, Ansible, TCP/IP, Docker (Software), OSI Models, General Networking, Networking Hardware, Computing Platforms, Application Programming Interface (API), Version Control, IT Automation, Software Design Patterns, JSON
Intermediate · Specialization · 1 - 3 Months