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.

University of Colorado Boulder
Skills you'll gain: R Programming, Rmarkdown, R (Software), Tidyverse (R Package), Ggplot2, Data Import/Export, Data Visualization, Plot (Graphics), Statistical Visualization, Data Analysis, Statistical Reporting, Data Visualization Software, Data Presentation, Data Science, Data Manipulation, Statistical Analysis, Data Wrangling, Data Cleansing, Data Integration, Communication
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Security Assertion Markup Language (SAML), Authorization (Computing), OAuth, Role-Based Access Control (RBAC), User Provisioning, Authentications, Single Sign-On (SSO), Data Storage Technologies, Cloud Storage, User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Windows, Microsoft Copilot, Cloud Applications, File Management, System Configuration, Patch Management, Document Management, Cloud Storage, Cloud-Based Integration, Peripheral Devices, Operating System Administration, Operating Systems, Software Installation, Web Applications, Security Awareness, Information Systems Security, Artificial Intelligence, Control Panels, AI Enablement, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Generative AI, Generative AI Agents, Retrieval-Augmented Generation, Enterprise Architecture, Metadata Management, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Visual Studio, R (Software), Debugging, R Programming, Data Structures, Microsoft Development Tools, Software Documentation, Programming Principles, Statistical Programming, Program Development, Code Reusability, Development Environment, Data Manipulation, Computational Logic, Scripting, Functional Design, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, CI/CD, Authorization (Computing), Package and Software Management, Infrastructure as Code (IaC), Continuous Delivery, Authentications, Application Deployment, Azure DevOps, Continuous Integration, Cloud Deployment, DevSecOps, DevOps, OAuth, Security Controls, GitHub, Continuous Deployment, Git (Version Control System), Agile Methodology, Performance Tuning
Advanced · Specialization · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Data Analysis, Statistical Reporting, Analytical Skills, Quantitative Research, Statistical Analysis, Statistical Software, Small Data, Qualitative Research, R (Software), R Programming, Sampling (Statistics), Technical Communication, Research Methodologies, Statistical Hypothesis Testing
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Management, Site Reliability Engineering, Cloud Infrastructure, Google Cloud Platform, Cloud Solutions, Expense Management, Public Cloud, Cloud Computing, DevOps, Cloud Services, Budget Management, Scalability, Cost Management, Operational Excellence, Operational Efficiency, Corporate Sustainability, Sustainable Business, Customer Support, Disaster Recovery
Beginner · Course · 1 - 3 Months

Skills you'll gain: DevSecOps, AI Security, IT Security Architecture, Cyber Operations, AI Integrations, Exploit development, Incident Response, AI literacy, Zero Trust Network Access
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Stakeholder Communications, Stakeholder Management, Slack (Software), Stakeholder Engagement, Communication Planning, Project Management Software, Content Performance Analysis, Driving engagement, Communication Strategies, Workflow Management, Automation, AI Integrations
Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Artificial Intelligence, Performance Analysis, Automation, Augmented and Virtual Reality (AR/VR), Technology Strategies, Personalized Service, Innovation, Internet Of Things, Machine Learning, Digital Transformation, Deep Learning, Analytical Skills, Predictive Analytics, Big Data, Health Technology, Ethical Standards And Conduct, Data Analysis, Natural Language Processing, Data Security, User Experience
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Security Strategy, DevSecOps, Budget Management, Leadership, Leadership Development, Performance Metric, Workforce Development, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 3 Months