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.

Northeastern University
Skills you'll gain: Responsible AI, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Machine Learning, Governance, Model Evaluation, Risk Mitigation, Algorithms, Data Preprocessing, Business Ethics, Data Governance, Data Collection, Regulatory Requirements, Business, Business Strategy, Business Planning
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Kubernetes, Containerization, CI/CD, Cloud-Native Computing, Microservices, Application Deployment, Continuous Deployment, Application Lifecycle Management, YAML, Package and Software Management, Release Management, Configuration Management, Version Control, Application Security, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Microsoft Windows, Mac OS, Command-Line Interface, Linux, Operating Systems, Software Installation, Systems Administration, System Configuration, Control Panels, General Networking, Cloud Management, File Systems, File Management
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: AWS CloudFormation, Amazon Web Services, Network Troubleshooting, Cloud Management, Cloud Computing, Technical Support, Cloud Infrastructure, Issue Tracking, Technical Documentation
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Docker (Software), Kubernetes, Containerization, Cloud Computing, Microservices, Virtual Networking, Network Troubleshooting, Data Storage, Linux Commands
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Virtual Private Networks (VPN), Hybrid Cloud Computing, Virtual Networking, Network Architecture, Cloud-Based Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Nginx, Web Servers, Infrastructure as Code (IaC), YAML, Application Deployment, CI/CD, Servers, IT Automation, Scalability, Service Management, Verification And Validation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Social Media Management, Social Media Content, Social Media, Social Media Marketing, Scheduling
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Command-Line Interface, Linux, Ubuntu, Linux Administration, Linux Commands, Unix Commands, Operating System Administration, Unix, Software Installation, Red Hat Enterprise Linux, System Configuration, Network Troubleshooting, User Accounts, Networking Hardware, Network Support, File Systems, Open Source Technology, File Management, Package and Software Management, Computing Platforms
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Verification And Validation, Theoretical Computer Science, Systems Design, Model Evaluation, Simulations, Algorithms, Safety and Security
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: DevSecOps, Kubernetes, Cloud Security, Cloud-Native Computing, Cyber Security Policies, Security Controls, Continuous Monitoring, Authorization (Computing), Policy Development, CI/CD, Policy Analysis, Open Source Technology, Cross Platform Development, Configuration Management, JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Incident Response, Intrusion Detection and Prevention, Network Security, Cybersecurity, Cyber Security Strategy, Cyber Attacks, Data Security, Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Management, Vulnerability Assessments, Multi-Factor Authentication, System Configuration, Scripting, Linux Commands, Bash (Scripting Language), Linux, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks