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: Active Directory, Windows Servers, User Accounts, Microsoft Windows, Dynamic Host Configuration Protocol (DHCP), Firewall, Server Administration, Group Policy, Windows PowerShell, Operating System Administration, Systems Administration, Virtualization, Virtual Machines, Network Administration, Network Security, File Systems
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Crisis Management, Threat Management, Threat Detection, Infrastructure Security, Resilience, Disaster Recovery, Emergency Response, Business Ethics, Engineering Management, Organizational Change, Systems Thinking, Organizational Effectiveness, Public Safety and National Security, Safety and Security, Risk Analysis, Industrial and Organizational Psychology, Complex Problem Solving, Decision Making, Leadership
Build toward a degree
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Cyber Governance, ISO/IEC 27001, Continuous Monitoring, NIST 800-53, Compliance Management, Cyber Risk, Cyber Security Policies, Incident Response, Cloud Security, Cybersecurity, Data Governance, Cloud Management, Security Controls, Vulnerability Management, IT Management, Information Privacy, Security Awareness
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Docker (Software), Back-End Web Development, Restful API, Application Deployment, Microservices, Frontend Integration, NoSQL, DevOps, Software Technical Review, Application Programming Interface (API), Databases, Database Management, IBM Cloud, Authentications
Advanced · Course · 1 - 3 Months

Skills you'll gain: Apache, Network Troubleshooting, OSI Models, File Transfer Protocol (FTP), Linux Administration, Linux Servers, TCP/IP, Network Protocols, Linux Commands, Linux, Dynamic Host Configuration Protocol (DHCP), Virtual Networking, General Networking, Virtual Machines, Web Servers, Remote Access Systems, Network Infrastructure, Network Administration, Computer Networking, Network Analysis
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Mac OS, Microsoft Windows, Operating System Administration, Desktop Support, System Support, End User Training and Support, System Configuration, Computer Displays, Software Installation, Android (Operating System), Apple iOS, Mobile Security, Patch Management, System Monitoring, Application Performance Management, OS Process Management, Browser Compatibility, Collaborative Software, Data Maintenance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Generative AI, Information Systems Security Assessment Framework (ISSAF), Data Ethics, Information Privacy, Regulatory Compliance, Compliance Management, Risk Analysis, Data Governance, Risk Mitigation, Prompt Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Science, Unsupervised Learning, Exploratory Data Analysis, Probability & Statistics, Machine Learning Algorithms, Applied Machine Learning, Classification And Regression Tree (CART), Data Analysis, Python Programming, Random Forest Algorithm, Dimensionality Reduction, Predictive Modeling, NumPy, Regression Analysis, Statistical Analysis, Data Processing, Deep Learning, Pandas (Python Package), Data Visualization, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: PHP (Scripting Language), Model View Controller, Restful API, Web Development, Object-Relational Mapping, Web Applications, Full-Stack Web Development, Development Environment, Software Testing, Back-End Web Development, Application Frameworks, Database Management, Application Security, Authentications, Authorization (Computing), Package and Software Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Load Balancing, Cloud Computing, Cloud Applications, Cloud Deployment, Cloud Platforms, Cloud Services, Cloud Solutions, Scalability, Microsoft Azure, Application Deployment, Amazon Web Services, ASP.NET, Disaster Recovery, Capacity Management, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Three-Phase, Electrical Engineering, Electric Power Systems, Electrical Power, Power Electronics, Electronic Components, Electronics, Network Analysis, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Cloud-Native Computing, Network Security, Role-Based Access Control (RBAC), Network Administration, Containerization, Security Controls, YAML
Intermediate · Course · 1 - 4 Weeks