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
★ 4.8 (471) · Beginner · Course · 1 - 3 Months

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: Data Loss Prevention, AI Security, Process Mapping, Quality Assurance, Hardening, Compliance Reporting, Business Workflow Analysis, Project Schedules, Incident Response, Stakeholder Communications, Data Quality, Workflow Management, Data Mapping, Jira (Software), Project Management Software, Enterprise Security, Automation, Compliance Management, Single Sign-On (SSO), Process Engineering
Advanced · Specialization · 3 - 6 Months

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

Skills you'll gain: Hardware Architecture, OSI Models, Computer Networking, Computer Hardware, Disaster Recovery, Virtual Local Area Network (VLAN), Network Administration, Network Architecture, Network Infrastructure, Database Management, General Networking, Network Troubleshooting, Relational Databases, Computer Systems, Wide Area Networks, Databases, Hardware Troubleshooting, Computer Architecture, Networking Hardware, IT Service Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploitation techniques, Vulnerability Assessments, Cyber Security Assessment, Security Testing, Vulnerability Scanning, Risk Mitigation, Application Security, Test Tools, Authentications, Authorization (Computing), Web Applications, Remote Access Systems, Continuous Monitoring, Security Controls, Event Monitoring, Web Servers, Virtualization, Identity and Access Management, Linux
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: OAuth, API Gateway, Application Programming Interface (API), Cloud API, API Design, Application Security, Restful API, Authentications, Data Loss Prevention, Data Security, Authorization (Computing), Cryptographic Protocols, JSON, Threat Management, Identity and Access Management, Threat Detection
★ 4.6 (843) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Infrastructure as Code (IaC), Application Performance Management, Terraform, Identity and Access Management, Generative AI Agents, Metadata Management, Google Cloud Platform, Cloud Computing Architecture, Data Sharing, Data Pipelines, Cloud-Native Computing, Cloud Development, Prompt Engineering, Serverless Computing, Cloud Infrastructure, Generative AI, Cloud Security, Dashboard Creation, MLOps (Machine Learning Operations)
★ 4.6 (2.9K) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: User Provisioning, User Accounts, Data Import/Export, Salesforce, Data Integrity, Data Migration, Data Management, Role-Based Access Control (RBAC), Identity and Access Management, Data Security, Authorization (Computing), Data Sharing, Data Access, Security Controls, Customer Relationship Management (CRM) Software
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Cloud Deployment, Google Cloud Platform, Gemini, AI Security, Cloud Security, Generative AI, Security Controls, System Configuration
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Cyber Security Strategy, Incident Response, Cyber Governance, Incident Management, Security Strategy, Computer Security Incident Management, Risk Modeling, Risk Analysis, Cyber Security Policies, Governance Risk Management and Compliance, Cyber Threat Intelligence, Event Monitoring, Cyber Risk, Cybersecurity, Cyber Security Assessment, Governance, Compliance Management, Cyber Operations, Risk Management, Risk Control
★ 4.7 (31) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Professional Networking, Social Media Strategy, Relationship Building, Social Media, LinkedIn, Customer Relationship Management, Sales Prospecting, Events and Conferences, Customer Relationship Management (CRM) Software, Oral Expression, Rapport Building, Relationship Management, New Business Development, Virtual Networking, Event Management, General Networking, Business Development, Interpersonal Communications, Communication, Communication Strategies
Beginner · Course · 1 - 3 Months