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: 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: Public Key Infrastructure, Cryptography, Encryption, Data Security, Cryptographic Protocols, Data Integrity, Information Systems Security, Key Management, Network Security, Information Privacy, Authentications, Digital Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Management, Authentications, Security Controls, Vulnerability Assessments, Authorization (Computing), Continuous Monitoring, Identity and Access Management, Security Management, Information Systems Security, Role-Based Access Control (RBAC), Network Security, User Accounts, Multi-Factor Authentication, Threat Detection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Authorization (Computing), Authentications, Azure DevOps, DevSecOps, Security Controls, Performance Tuning, Identity and Access Management, Microsoft Azure, System Monitoring, DevOps, Continuous Monitoring, Personally Identifiable Information, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Awareness Training, Security Awareness, Cyber Attacks, Email Security, Cybersecurity, Malware Protection, Human Factors (Security), Encryption, Threat Detection, Multi-Factor Authentication, Internet Of Things, Information Privacy, Network Security, Personally Identifiable Information, Authentications, Data Security, Mobile Security, Identity and Access Management
Beginner · Course · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Deep Learning, Artificial Neural Networks, Convolutional Neural Networks, Applied Machine Learning, Supervised Learning, Recurrent Neural Networks (RNNs), Python Programming, Linear Algebra, Calculus
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Endpoint Security, Cyber Threat Hunting, Cyber Threat Intelligence, Endpoint Detection and Response, Cloud Security, Threat Detection, Cyber Operations, Threat Management, Microsoft Copilot, Malware Protection, Security Information and Event Management (SIEM), AI Security, Microsoft Azure, Vulnerability Management, Cloud Computing, Incident Response, Computer Security Incident Management, Incident Management, Anomaly Detection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Remote Access Systems, User Accounts, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Digital Forensics, Business Continuity Planning, Disaster Recovery, Computer Security Incident Management, Resource Management, Prioritization, Risk Analysis, Business Analysis, Data Storage Technologies, Law, Regulation, and Compliance, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Cloud Management, Site Reliability Engineering, Cost Management, Cloud Computing, Google Cloud Platform, DevOps, IT Security Architecture, Data Security, Multi-Tenant Cloud Environments, Financial Controls, System Monitoring, Cybersecurity, Identity and Access Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploitation techniques, Cyber Security Assessment, Unix, Vulnerability Assessments, Unix Commands, Unix Shell, System Programming, Shell Script, Linux, Debugging, Linux Commands, Computer Architecture, Authentications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Application Security, Containerization, Threat Detection, Encryption, Infrastructure Security, Security Engineering, Network Security, Hardening, Scenario Testing, Continuous Monitoring, Virtual Networking, Authorization (Computing), Authentications, YAML
Intermediate · Course · 1 - 4 Weeks