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: Virtual Local Area Network (VLAN), Network Planning And Design, Network Protocols, Network Architecture, Network Administration, Routing Protocols, System Configuration, Network Routers, Local Area Networks, Network Infrastructure, Network Troubleshooting, Network Switches, General Networking, Computer Networking, Dynamic Host Configuration Protocol (DHCP), Data Centers, Network Routing, Network Security
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Human Factors (Security), Security Awareness, Safety Culture, Computer Security Awareness Training, Cyber Governance, Cyber Security Strategy, User Experience, Cyber Attacks, Security Strategy, Cyber Security Policies, Security Management, Usability, Cyber Risk, Cybersecurity, Cyber Security Assessment, Ethical Standards And Conduct, Network Security, Employee Training, Information Privacy, Accountability
★ 4.9 (14) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Contingency Planning, Business Continuity Planning, Computer Security Incident Management, Security Management, Incident Response, Disaster Recovery, Data Centers, Incident Management, Security Controls, Cybersecurity, Infrastructure Security, Configuration Management, Change Control, Digital Forensics, Scenario Testing
★ 4.8 (6) · Advanced · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Docker (Software), Linux Administration, Containerization, Firewall, Linux Servers, Cryptography, Linux, Operating System Administration, Cryptographic Protocols, Hardening, Application Deployment, Computer Security, Security Controls, Linux Commands, Systems Administration, System Configuration, Authorization (Computing), Authentications, System Monitoring, Security Engineering
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Amazon Web Services, Disaster Recovery, Security Architecture Review, Threat Management, User Provisioning, Incident Management, Intrusion Detection and Prevention, Authentications, User Accounts
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Governance, Data Management, Data Ethics, Data Quality, Data Strategy, Information Management, Personally Identifiable Information, Data Literacy, Governance, Data Security, Data Maintenance, Information Privacy, Security Controls, Data Integrity, Records Management, Security Management, Ethical Standards And Conduct, Program Implementation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Endpoint Security, Cyber Security Policies, Security Controls, Microsoft Windows, Enterprise Security, Mobile Security, Endpoint Detection and Response, Operating System Administration, Security Management, Android (Operating System), Patch Management, Microsoft Azure, System Configuration, System Monitoring, Continuous Monitoring, Remote Access Systems, Configuration Management
★ 4.9 (12) · Intermediate · Course · 1 - 4 Weeks

Saviynt
Skills you'll gain: Identity and Access Management, Governance Risk Management and Compliance, Self Service Technologies, AI Workflows, Risking, Automation, Cyber Risk, AI Security, Data Governance, Cloud Security, AI Enablement, Zero Trust Network Access, Cyber Governance, Anomaly Detection, Cyber Security Assessment, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Cybersecurity, Cyber Security Strategy
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Integrity, Spreadsheet Software, Microsoft Excel, Excel Formulas, Google Sheets, Security Controls, Data Security, Financial Modeling
Intermediate · Course · 1 - 4 Weeks

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

Google Cloud
Skills you'll gain: Firewall, Virtual Private Networks (VPN), VPN Clients, Virtual Networking, Google Cloud Platform, Network Security, System Configuration, Virtual Machines
Beginner · Project · Less Than 2 Hours

Total Seminars
Skills you'll gain: Information Assurance, Continuous Monitoring, Security Controls, Risk Management Framework, Security Testing, Security Architecture Review, Risk Control, Data Ethics, Data Governance, Governance, Incident Response, Threat Modeling, MITRE ATT&CK Framework, Enterprise Architecture, Penetration Testing, Supplier Risk Management, Cyber Threat Intelligence, Threat Detection, Risk Appetite, Business Continuity Planning
Intermediate · Course · 1 - 3 Months