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.

Total Seminars
Skills you'll gain: Incident Response, Security Management, Computer Security Incident Management, Business Continuity Planning, Incident Management, Compliance Management, Business Continuity, Enterprise Security, Digital Forensics, Governance Risk Management and Compliance, Regulatory Compliance, Cyber Governance, Disaster Recovery, Risk Management, Computer Security, Security Software, Change Management, Security Testing, Security Awareness, Automation
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Security Management, Threat Management, Cybersecurity, Cyber Risk, Risk Management Framework, Risk Management, Business Risk Management, Incident Response, Vulnerability Management, Risk Mitigation, Security Information and Event Management (SIEM), Security Controls, Computer Security, Risk Analysis, Threat Detection, Open Web Application Security Project (OWASP), Event Monitoring, Auditing
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: NSX-T Network Virtualization, Virtual Networking, Software-Defined Networking, Zero Trust Network Access, Virtual Local Area Network (VLAN), Network Switches, Computer Networking, Network Architecture, Software-Defined Data Center (SDDC), Routing Protocols, Network Security, Security Controls, Firewall, Network Routing, Load Balancing, Network Monitoring, Network Performance Management, Network Protocols, Scalability
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Computer Security, Linux Administration, Disaster Recovery, Authorization (Computing), Linux, Linux Servers, Microsoft Windows, Authentications, Operating System Administration, OSI Models, User Accounts, Group Policy, Security Management, Ubuntu, System Monitoring, Cyber Security Policies, IT Management, Systems Administration, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: LinkedIn, Content Creation, Social Media Content, Driving engagement, Professional Networking, Digital Publishing, Social Media, Relationship Building, Branding, Web Presence, Social Media Strategy, Brand Awareness
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: AI Security, Security Information and Event Management (SIEM), DevSecOps, Role-Based Access Control (RBAC), Responsible AI, Data Security, Security Strategy, Cloud Deployment, Vulnerability Management, Vulnerability Scanning, Security Management, Continuous Monitoring, Cybersecurity, Cloud Security, Vulnerability Assessments, Threat Modeling, Threat Detection, Incident Response, Security Software, Operations
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Security Architecture Review, Internet Of Things, Identity and Access Management, Encryption, Cybersecurity, Security Controls, Threat Management, Cloud Security, Vulnerability Assessments, Threat Detection, Cloud Solutions, Cryptographic Protocols, Systems Architecture, Cloud Services, Authentications
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Security, Google Cloud Platform, Security Controls, Cloud Management, User Provisioning, Virtual Networking, Firewall, Network Security, Data Access, Role-Based Access Control (RBAC), Authorization (Computing), Data Security, Single Sign-On (SSO), Authentications, Load Balancing
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Secure Coding, Application Security, Exploitation techniques, Web Applications, Javascript, Web Development, Node.JS, Java Programming
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Professional Networking, Social Media Strategy, Relationship Building, Social Media, LinkedIn, Customer Relationship Management, Social Media Marketing, Sales Prospecting, Drive Engagement, Events and Conferences, Customer Relationship Management (CRM) Software, Oral Expression, Rapport Building, Relationship Management, Virtual Networking, General Networking, Business Development, Interpersonal Communications, Communication, Communication Strategies
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Windows Servers, Authorization (Computing), Microsoft Windows, Authentications, Operating System Administration, User Accounts, Group Policy, User Provisioning, Microsoft Servers, Security Controls, Enterprise Security, Active Directory, Identity and Access Management, Software Installation, Role-Based Access Control (RBAC), Server Administration, Encryption, Network Planning And Design, Network Performance Management, Computer Networking
Beginner · Course · 1 - 3 Months