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: Microsoft Azure, Identity and Access Management, Network Security, Cloud Security, Security Management, Authorization (Computing), Data Access, Security Information and Event Management (SIEM), Firewall, Role-Based Access Control (RBAC), Continuous Monitoring, Key Management, Threat Detection, IT Automation, Incident Management
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Vendor Management, Security Management, Supplier Management, Risk Analysis, Security Awareness, Cyber Security Strategy, Risk Management, Threat Management, Human Factors (Security), Asset Protection, Due Diligence, Training Programs
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Continuous Deployment, Firewall, Virtual Private Networks (VPN), Network Administration, Proxy Servers, Capacity Management, CI/CD, Key Management, Software Versioning, Network Security, API Gateway, YAML, Identity and Access Management, Disaster Recovery, Scalability, Large Language Modeling
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Malware Protection, Computer Security Awareness Training, Cybersecurity, Security Awareness, Data Security, Network Security, Human Factors (Security), Personally Identifiable Information, Email Security, Wireless Networks, User Accounts
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity, Disaster Recovery, Digital Assets, Vulnerability Assessments, Regulatory Compliance, Enterprise Security, Data Security, Law, Regulation, and Compliance, Encryption, Cybersecurity, Network Security, Emerging Technologies, Distributed Computing, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Cloud Services, Web Applications, Cloud Platforms, Javascript, Node.JS, Amazon Web Services
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Operating System Administration, Cloud Security, Cloud Infrastructure, Identity and Access Management, AWS Identity and Access Management (IAM), Cloud Management, Cloud Computing, Incident Response, Disaster Recovery, Microsoft Windows, DevOps, Cloud-Native Computing, Operating Systems, Amazon Web Services, System Configuration, Firewall, Cloud Computing Architecture, Linux Administration, Risk Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Hardware Troubleshooting, Computer Security Awareness Training, Information Systems Security, Malware Protection, Data Security, Technical Support and Services, Encryption, Security Awareness, Authentications, Patch Management, Technical Support, Firewall, Data Integrity
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Open Web Application Security Project (OWASP), Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Windows Servers, Active Directory, Remote Access Systems, Virtual Private Networks (VPN), Network Security, Microsoft Azure, Dynamic Host Configuration Protocol (DHCP), Microsoft Windows, Hybrid Cloud Computing, Data Storage Technologies, Network Administration, Cloud Storage, Wide Area Networks, File Management, File Systems, TCP/IP, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Deep Learning, Data Processing, Artificial Neural Networks, Feature Engineering, Python Programming, Network Architecture, Machine Learning Algorithms, NumPy, Pandas (Python Package), Regression Analysis, Supervised Learning, Performance Tuning
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Computer Security Awareness Training, Information Systems Security, Security Strategy, Security Controls, Threat Modeling, Disaster Recovery, Data Loss Prevention, Incident Response, Vulnerability Assessments, Patch Management
Mixed · Course · 1 - 3 Months