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.

Universiteit Leiden
Skills you'll gain: Risk Management, Safety and Security, Security Management, Threat Management, Cyber Attacks, Case Studies, Public Safety and National Security, Risk Analysis, Cybersecurity, Incident Management, International Relations, Policy Analysis, Governance
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: GitHub, Authentications, Authorization (Computing), Role-Based Access Control (RBAC), Security Controls, Data Security, Identity and Access Management, Enterprise Application Management, Multi-Factor Authentication, Security Management, Security Engineering, Version Control, Systems Administration, Collaborative Software
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Large Language Modeling, AI Security, LLM Application, Network Security, Security Controls, Responsible AI, Network Monitoring, Hardening, Cybersecurity, Infrastructure Security, Information Systems Security, Threat Modeling, Cyber Risk, Network Protocols, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Security Information and Event Management (SIEM), Security Software, Dashboard Creation, Role-Based Access Control (RBAC), Incident Management, Automation, System Configuration, Interactive Data Visualization, Integrated Development Environments, Systems Integration, Data Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Incident Response, Vulnerability Assessments, Cyber Security Assessment, Security Strategy, Security Controls, Computer Security Incident Management, Infrastructure Security, Security Testing, Control Systems, Information Systems Security, Penetration Testing, Cyber Security Strategy, Cyber Attacks, Risk Analysis, Operational Risk, Data Security, Risk Management Framework, Risk Management, Operational Databases
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Firewall, Virtual Networking, SAP Applications, Cloud Infrastructure, Cloud Services, Network Planning And Design, Cloud Deployment, Cloud Platforms
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Hardening, Security Engineering, Endpoint Security, Security Controls, Internet Of Things, Computer Hardware, Encryption, Network Security, Vulnerability Assessments, Cybersecurity, Threat Modeling, Data Security, Vulnerability Management, General Data Protection Regulation (GDPR), Personally Identifiable Information, Cryptography, Information Privacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, DevSecOps, Application Security, Vulnerability Management, Security Testing, Penetration Testing, Security Awareness, Security Strategy, DevOps, Security Management, Computer Security Awareness Training, Technology Roadmaps, Risk Management Framework
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Security Testing, DevSecOps, Threat Modeling, Vulnerability Scanning, Continuous Monitoring, Vulnerability Assessments, Application Performance Management, System Monitoring, Vulnerability Management, Development Environment, Security Controls, DevOps, Data Security, Software Development Life Cycle
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Operational Risk, Application Security, Security Requirements Analysis, Threat Management, Cyber Security Policies, Cyber Attacks, Web Applications, Security Management, Vulnerability Assessments, Security Software, Security Engineering, Security Controls, Scenario Testing, Software Development, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Role-Based Access Control (RBAC), Infrastructure Security, Cloud-Native Computing, Hardening, Network Security, Containerization, Security Controls, Cyber Security Policies, Authorization (Computing), Identity and Access Management, Threat Detection, Verification And Validation
Advanced · Course · 3 - 6 Months

Intermediate · Course · 1 - 3 Months