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.

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, Network Support, Network Performance Management, Network Administration, System Configuration, System Monitoring, Network Protocols, Network Planning And Design, Telecommunications, Network Routing, Communication Systems, Endpoint Security, Capacity Management, Application Performance Management, Configuration Management, Scalability, Service Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Threat Detection, Cyber Threat Hunting, Cybersecurity, Security Management, Endpoint Detection and Response, Event Monitoring, Network Monitoring, Data Integrity, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Firewall, Application Design, Network Security, Intrusion Detection and Prevention, Virtual Networking, Infrastructure Security, Cloud Security, Network Monitoring, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Active Directory, Windows Servers, User Accounts, Microsoft Windows, Dynamic Host Configuration Protocol (DHCP), Firewall, Server Administration, Group Policy, Windows PowerShell, Operating System Administration, Systems Administration, Virtualization, Virtual Machines, Network Administration, Network Security, File Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Identity and Access Management, Kubernetes, Google Cloud Platform, Cloud Management, Prompt Engineering, Cloud Storage, Containerization, Infrastructure As A Service (IaaS), Cloud-Native Computing, Terraform, Cloud Applications, Cloud Computing Architecture, Cloud Services, Load Balancing, Application Deployment, Infrastructure as Code (IaC), Virtual Machines, Data Storage Technologies, Cloud Computing
Intermediate · Professional Certificate · 3 - 6 Months
Skills you'll gain: AI Security, Application Security, Secure Coding, DevSecOps, Threat Modeling, Vulnerability Scanning, Vulnerability Assessments, AI Personalization, Continuous Integration, Open Source Technology, PyTorch (Machine Learning Library), MLOps (Machine Learning Operations), Dependency Analysis, Analysis, Program Implementation, Supply Chain
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Regulation and Legal Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Compliance Management, Regulatory Compliance, Network Security, Infrastructure Security, Cloud Security, Hardening, Security Engineering, Software-Defined Networking
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Group Policy, Network Administration, TCP/IP, Application Deployment, Command-Line Interface
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Responsible AI, Data Ethics, Organizational Strategy, Artificial Intelligence, Strategic Leadership, Cross-Functional Collaboration, Governance, Artificial Intelligence and Machine Learning (AI/ML), Decision Making, Business Ethics, Technology Roadmaps, Enterprise Architecture, Data Governance, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Firewall, Google Cloud Platform, Cloud Security, Infrastructure Security, Network Security, Containerization
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, AI Security, ChatGPT, Prompt Patterns, Generative AI, Crisis Management, LLM Application, Productivity, Incident Response, Responsible AI, OpenAI, AI Personalization, AI Enablement, Data Ethics, Artificial Intelligence, Large Language Modeling, Business Ethics, Information Privacy, Threat Modeling, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Site Reliability Engineering, Kubernetes, Application Performance Management, Google Cloud Platform, Cloud Infrastructure, System Monitoring, Prompt Engineering, Application Deployment, Identity and Access Management, Cloud Deployment, CI/CD, Containerization, Cloud Storage, Cloud Security, Cloud Services, Cloud Management, Service Level Agreement, Safety Culture, Network Monitoring, Culture Transformation
Beginner · Professional Certificate · 3 - 6 Months