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: NIST 800-53, Risk Analysis, Business Risk Management, Security Management, Continuous Monitoring, Security Controls, System Monitoring, Risk Management, Cybersecurity, Cyber Risk, Cyber Security Policies, Enterprise Security, Threat Detection, Auditing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Flutter (Software), UI Components, Mobile Development, Google Cloud Platform, User Interface (UI), Cross Platform Development, Web Development, Network Security
Beginner · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Supervised Learning, Deep Learning, Machine Learning Algorithms, Dimensionality Reduction, Applied Machine Learning, Decision Tree Learning, Scikit Learn (Machine Learning Library), Matplotlib, Random Forest Algorithm, Machine Learning, Predictive Modeling, Keras (Neural Network Library), Artificial Neural Networks, Python Programming, Classification And Regression Tree (CART), Data Science, Tensorflow, Mathematical Modeling, Computer Vision
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Metasploit, Penetration Testing, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Cybersecurity, Data Ethics, Virtual Machines, Linux, Technical Documentation
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Kubernetes, Role-Based Access Control (RBAC), CI/CD, Application Deployment, Network Troubleshooting, DevOps, Performance Tuning, Scalability, Continuous Integration, Containerization, Continuous Deployment, Package and Software Management, YAML, Network Security, Network Performance Management, Cloud Management, System Monitoring, Network Monitoring, Continuous Monitoring, Git (Version Control System)
Advanced · Specialization · 1 - 3 Months

Starweaver
Skills you'll gain: MITRE ATT&CK Framework, Cyber Operations, Threat Modeling, Cyber Security Strategy, Cyber Threat Intelligence, Penetration Testing, Cybersecurity, Exploitation techniques, Vulnerability Assessments, Threat Detection, Human Factors (Security), Security Awareness, Security Testing, Network Security, Generative AI
Intermediate · Course · 1 - 3 Months

The Linux Foundation
Skills you'll gain: Package and Software Management, Linux, Command-Line Interface, File Systems, Unix Commands, Linux Administration, Linux Commands, User Accounts, Operating System Administration, System Configuration, System Monitoring, Operating Systems, Network Monitoring, Graphical Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Penetration Testing, General Networking, Cyber Security Assessment, Cybersecurity, Data Ethics, Computer Networking, Vulnerability Scanning, Network Security, System Configuration, Software Installation, Virtual Machines
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Cyber Governance, Security Management, Incident Management, Cyber Security Strategy, Business Continuity, Disaster Recovery, Security Controls, Asset Management, Security Requirements Analysis, Risk Management, Resource Management, Compliance Auditing, Performance Metric
Mixed · Course · 3 - 6 Months
Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, PostgreSQL, Object-Relational Mapping, Model View Controller, Cloud Hosting, User Accounts, Application Security, Configuration Management, Python Programming
Advanced · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Internet Of Things, Application Programming Interface (API), TCP/IP, Electronics, Control Systems, Embedded Systems, USB, Networking Hardware, Electronic Systems, Hardware Design, Digital Communications, Computer Hardware, Python Programming, Servers
Mixed · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Triage, Mitigation, Crisis Intervention, Emergency Response, Safety and Security, Emergency Medicine, First Aid, Healthcare Ethics, Risk Analysis, Resourcefulness, Adaptability, Cultural Diversity, Water Quality
Beginner · Course · 1 - 3 Months