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: Cloud Deployment, Cloud Computing Architecture, Public Cloud, Cloud Security, Data Import/Export, Load Balancing, Virtual Networking, Multi-Factor Authentication, Event Monitoring, Data Storage, MySQL, Key Management, Scalability
Intermediate · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Incident Response, Incident Management, Computer Security Incident Management, Cyber Attacks, Cybersecurity, Disaster Recovery, Cyber Security Policies, Cyber Risk, Crisis Management, Continuous Monitoring, Cyber Security Assessment, Threat Management, Analysis, Risk Analysis, Communication Strategies, Technical Communication, Record Keeping
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Security, Network Security, Information Systems Security, Cloud Security, Cybersecurity, System Monitoring, Internet Of Things, Network Monitoring, Cyber Attacks, Mobile Security, Cryptography, Information Privacy, Authorization (Computing), Wireless Networks, Authentications, Data Storage, Patch Management, Operating Systems, Cloud Services, Cloud Platforms
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Kubernetes, Application Security, Containerization, Threat Detection, Encryption, Infrastructure Security, Security Engineering, Network Security, Hardening, Scenario Testing, Continuous Monitoring, Virtual Networking, Authorization (Computing), Authentications, YAML
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File Management, OS Process Management, Linux, Linux Servers, Data Security, Linux Commands, Information Systems Security, System Monitoring, Data Storage Technologies, Network Security, Vulnerability Scanning, Data Storage, Encryption, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Data Security, Risk Management Framework, Key Management, Cybersecurity, Encryption, Data Storage, USB, Blockchain, Computer Hardware
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Incident Management, Incident Response, Vulnerability Management, Risk Management Framework, Security Management, Threat Management, Risk Management, Disaster Recovery, Vulnerability Assessments, Information Assurance, Digital Forensics, Security Controls
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Monitoring, Event Monitoring, Network Engineering, Virtual Networking, Cloud Engineering, Google Cloud Platform, Network Architecture, Cloud Infrastructure, Virtual Private Networks (VPN), Cloud Security, Cloud Computing Architecture, Hybrid Cloud Computing, Firewall, Network Security, Network Routing, Load Balancing, Network Protocols
Advanced · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Data Centers, DevSecOps, System Monitoring, Threat Detection, Infrastructure Security, Microsoft Servers, Security Management, Payment Card Industry (PCI) Data Security Standards, Information Systems Security, Windows Servers, IT Infrastructure, Security Information and Event Management (SIEM), Disaster Recovery, IT Automation, Virtual Machines, Configuration Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploitation techniques, Cyber Security Assessment, Unix, Vulnerability Assessments, Unix Commands, Unix Shell, System Programming, Shell Script, Linux, Debugging, Linux Commands, Computer Architecture, Authentications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Cloud Management, Site Reliability Engineering, Cost Management, Cloud Computing, Google Cloud Platform, DevOps, IT Security Architecture, Data Security, Multi-Tenant Cloud Environments, Financial Controls, System Monitoring, Cybersecurity, Identity and Access Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Firewall, Zero Trust Network Access, Linux Administration, Network Security, Security Strategy, Remote Access Systems, Linux, Security Controls, Unix, Ubuntu, Systems Administration, System Configuration
Intermediate · Course · 1 - 4 Weeks