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.

LearnKartS
Skills you'll gain: Threat Modeling, Cyber Threat Intelligence, Incident Response, DevSecOps, MITRE ATT&CK Framework, Cloud Security, Threat Detection, Risk Management, Cost Management, Cyber Security Strategy, Governance, Security Controls, Vulnerability Assessments, Compliance Management, Role-Based Access Control (RBAC), Automation
Intermediate · Course · 1 - 4 Weeks

Beginner · Course · 1 - 3 Months

Skills you'll gain: Malware Protection, Cyber Attacks, Cybersecurity, Network Security, Cyber Security Policies, Brute-force attacks, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Security Awareness, Firewall, Multi-Factor Authentication, Encryption
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Continuous Monitoring, Cyber Security Assessment, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Vulnerability Scanning, Security Controls, White-Box Testing, Threat Detection, Threat Modeling
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Network Security, Operating Systems, Information Technology Operations, Mac OS, Microsoft Windows, Information Systems Security, System Configuration, Mobile Security, System Support, Linux, Network Troubleshooting, Technical Support, Software Installation, Help Desk Support, Firewall, Malware Protection, Artificial Intelligence, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Containerization, Microservices, Authentications, OAuth, Application Deployment, Integration Testing, Event-Driven Programming, Data Migration, Application Programming Interface (API), Software Architecture, Software Design Patterns, Scalability, Systems Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Data Loss Prevention, Cloud Security, Vulnerability Management, Google Cloud Platform, Infrastructure Security, Threat Detection, Security Controls, Data Security, Continuous Monitoring, Identity and Access Management, Cloud Services
Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Incident Response, Computer Security Incident Management, Cyber Security Strategy, Cyber Attacks, Security Management, Cyber Security Policies, Cyber Threat Intelligence, Intrusion Detection and Prevention, Threat Detection, Disaster Recovery, Cybersecurity, Cyber Risk, Cyber Security Assessment, Crisis Management, Threat Management, Business Continuity, Safety and Security, Security Software, Strategic Communication, Regulation and Legal Compliance
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Management, Cloud Security, Vulnerability Assessments, Vulnerability Management, Security Management, Security Controls, Google Cloud Platform, Configuration Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cloud Security, Threat Management, Vulnerability Management, Identity and Access Management, Data Security, Cloud-Native Computing, Infrastructure as Code (IaC), Authentications, Cloud Computing, Vulnerability Assessments, Multi-Factor Authentication, Data Governance, Personally Identifiable Information, Authorization (Computing), Infrastructure Security, Role-Based Access Control (RBAC), Containerization, Network Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Monitoring, Event Monitoring, Network Engineering, Virtual Networking, Cloud Engineering, Google Cloud Platform, Network Architecture, Cloud Infrastructure, Virtual Private Networks (VPN), Cloud Security, Cloud Computing Architecture, Hybrid Cloud Computing, Firewall, Network Security, Network Routing, Load Balancing, Network Protocols
Advanced · Course · 1 - 3 Months

Skills you'll gain: Security Controls
Advanced · Course · 1 - 4 Weeks