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: Operating System Administration, Cloud Computing, Linux Commands, Linux Administration, Linux Servers, Cloud Security, Operating Systems, Windows PowerShell, Windows Servers, File Systems, System Software, Mac OS, Command-Line Interface, Active Directory, Computer Systems, Virtual Machines, Firewall, Virtualization, Containerization, User Accounts
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Data Security, Personally Identifiable Information, Information Assurance, Security Management, Data Governance, Data Loss Prevention, Data Management, Threat Management, Threat Detection, Encryption, Identity and Access Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Mac OS, Network Security, Threat Management, Endpoint Security, Threat Detection, Computer Security Awareness Training, Security Strategy, Information Systems Security, Security Controls, Network Protocols, Automation
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Human Factors (Security), Security Awareness, Cyber Governance, Cyber Security Strategy, Cyber Attacks, Cyber Security Policies, Safety Culture, Cyber Risk, Usability, Cyber Security Assessment, Cybersecurity, Security Management, Law, Regulation, and Compliance, Security Strategy, Employee Training, Information Privacy, Network Security, Business Ethics
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cybersecurity, Cyber Security Strategy, Infrastructure Security, Cyber Attacks, Cyber Operations, Cyber Risk, Cyber Security Policies, Cyber Governance, Incident Response, Risk Management Framework, Technology Solutions, Legal Risk
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Management, Cloud Security, Application Security, Cloud Computing, Cloud Infrastructure, Cloud Applications, Cloud Platforms, Cloud Development, Identity and Access Management, Data Integrity, Secure Coding, Private Cloud, Security Awareness, Data Centers, Data Management, Personally Identifiable Information, IT Security Architecture, Security Controls, General Data Protection Regulation (GDPR), Service Level
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Network Architecture, Network Security, Network Planning And Design, Cloud Computing Architecture, Virtual Networking, General Networking, Network Troubleshooting, Cloud Infrastructure, Google Cloud Platform, Network Routing, Load Balancing, Firewall, Virtual Private Networks (VPN), Scalability
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Application Security, OAuth, Data Validation, Authentications, Security Testing, Secure Coding, Web Applications, Authorization (Computing), Vulnerability Scanning, Cyber Attacks, Distributed Denial-Of-Service (DDoS) Attacks, Server Side, Security Strategy
Intermediate · Course · 1 - 4 Weeks

Palo Alto Networks
Skills you'll gain: Cloud Security, Cloud-Native Computing, Cloud Computing Architecture, Infrastructure Security, DevSecOps, Cloud Computing, Cloud Deployment, Application Security, Cloud Infrastructure, Network Security, Data Security, Docker (Software), Software As A Service, Hybrid Cloud Computing, Containerization, Data Centers, Vulnerability Scanning, Virtual Machines, DevOps, Vulnerability Assessments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Risk Management Framework, Cyber Security Strategy, Cyber Threat Intelligence, Threat Modeling, Security Strategy, Security Awareness, Cybersecurity, Security Engineering, IT Security Architecture, Zero Trust Network Access, Threat Management, Human Factors (Security), Security Controls, Threat Detection, Network Security, Information Systems Security, Incident Response, Enterprise Security, Continuous Monitoring
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: CI/CD, Continuous Deployment, Application Deployment, Cloud Deployment, Restful API, Middleware, Continuous Integration, Software Testing, API Design, Azure DevOps, Postman API Platform, API Testing, .NET Framework, Microservices
Intermediate · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Computer Security Incident Management, Network Analysis, Data Integrity
Beginner · Course · 1 - 4 Weeks