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.

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Cryptographic Protocols, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Security Management, Vulnerability Assessments, Risk Management, Network Security, Application Security, Asset Management, Cloud Security, OSI Models
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Security, Threat Detection, Security Information and Event Management (SIEM), Configuration Management, Google Cloud Platform, Security Management, Intrusion Detection and Prevention, Vulnerability Scanning, Continuous Monitoring, Vulnerability Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), DevSecOps, Secure Coding, Application Security, Threat Detection, Security Testing, Continuous Delivery, Continuous Integration, Vulnerability Assessments, CI/CD, Vulnerability Scanning, Security Controls, Risk Management Framework
Advanced · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Cyber Threat Intelligence, Cyber Security Strategy, Intrusion Detection and Prevention, Cyber Attacks, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Threat Modeling, Machine Learning Methods, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Contingency Planning, Business Continuity Planning, Computer Security Incident Management, Security Management, Incident Response, Disaster Recovery, Data Centers, Incident Management, Security Controls, Cybersecurity, Infrastructure Security, Configuration Management, Change Control, Digital Forensics, Scenario Testing
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Amazon Web Services, Disaster Recovery, Threat Management, User Provisioning, Authentications, Configuration Management, Automation
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Security, Responsible AI, Data Ethics, LLM Application, Generative AI, Google Gemini, Artificial Intelligence, Cloud Security, Governance Risk Management and Compliance, Cyber Security Strategy, Security Strategy, Artificial Intelligence and Machine Learning (AI/ML), Computer Security Awareness Training, Network Security, Security Management, Cyber Attacks, Cyber Security Policies, Natural Language Processing, Risk Management, Supply Chain
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Docker (Software), Containerization, Linux, Devops Tools, Network Troubleshooting, Linux Servers, Linux Commands, Ansible, Kubernetes, Infrastructure as Code (IaC), Operating System Administration, Network Monitoring, Network Administration, System Configuration, Remote Access Systems, Multi-Factor Authentication, Network Protocols, Network Security, Hardening
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Firewall, Virtual Private Networks (VPN), VPN Clients, Virtual Networking, Google Cloud Platform, Network Security, System Configuration, Virtual Machines
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Incident Response, Intrusion Detection and Prevention, Computer Security Incident Management, Incident Management, Threat Detection, Security Information and Event Management (SIEM), IT Automation, Automation, Event Monitoring, Cyber Threat Intelligence, Continuous Monitoring, System Monitoring, Anomaly Detection, Cybersecurity, Data Analysis Software, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Data Security, Encryption, Authorization (Computing), General Data Protection Regulation (GDPR), Cryptographic Protocols, Public Key Infrastructure, Authentications, Key Management, Identity and Access Management, Web Development, Application Security, Web Applications, Data Integrity, Multi-Factor Authentication, Security Strategy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Amazon Web Services, Amazon CloudWatch, Amazon Elastic Compute Cloud, Infrastructure as Code (IaC), Cloud Management, Cloud Deployment, Cloud Computing Architecture, Cloud Security, Natural Language Processing, Key Management, Application Security, Anomaly Detection, Encryption, Vulnerability Assessments
Intermediate · Course · 1 - 3 Months