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.

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Network Security, Secure Coding, Cryptographic Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Key Management, Vulnerability Assessments, Authorization (Computing), Code Review, Dependency Analysis
Advanced · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Incident Response, Network Security, Vulnerability Scanning, Computer Security Incident Management, Security Management, Incident Management, Penetration Testing, Cybersecurity, Authentications, Cyber Attacks, Security Controls, Vulnerability Assessments, Encryption, Firewall, Threat Management, User Accounts, Identity and Access Management, Mobile Security, Risk Management
Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Hardening, Endpoint Security, Endpoint Detection and Response, Intrusion Detection and Prevention, Network Security, Security Controls, Wireless Networks, Application Security, Authentications, Exploitation techniques, Security Testing, Cryptographic Protocols, Security Management, Security Awareness, Security Strategy, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Servers, Network Administration, System Configuration, User Accounts, Key Management, Brute-force attacks
Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Cryptography, Encryption, Network Security, Cybersecurity, Security Engineering, Network Protocols, Federated Learning, Security Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Risk Management Framework, Risk Analysis, Risk Management, Cybersecurity, Incident Management, Network Security, Incident Response, Cloud Security, Cyber Attacks, Authentications, Business Continuity Planning, Information Systems Security, Application Security, Security Management, Threat Modeling, OSI Models, Threat Management, Disaster Recovery, Cryptography, Vulnerability Assessments
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Virtual Private Networks (VPN), Linux Servers, Ubuntu, Network Troubleshooting, Authentications, Linux Administration, Remote Access Systems, Cryptographic Protocols, Virtual Networking, Encryption, Network Security, Linux, Network Monitoring, Network Performance Management, Linux Commands, Interoperability, Key Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Wireless Networks, Cloud Computing, Network Monitoring, Network Security, Cloud Computing Architecture, Cloud Platforms, Event Monitoring, Cloud Technologies, Network Performance Management, Local Area Networks, Software-Defined Networking, General Networking, Ansible, Network Administration, Network Architecture, Security Controls, IT Automation, Authentications, Network Engineering, Network Infrastructure
Advanced · Course · 1 - 3 Months

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Network Monitoring, Load Balancing, Virtual Networking, Network Engineering, Network Performance Management, Network Support, Network Administration, Network Infrastructure, Cloud Engineering, IT Security Architecture, Scalability, Computer Networking, Firewall, Virtual Private Networks (VPN), Security Engineering
Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Computer Security Incident Management, IT Security Architecture, Incident Management, Cloud Infrastructure, Cloud Standards
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Network Security, Metasploit, Network Administration, Software Installation, System Configuration, Web Applications, Authentications, Linux
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Cloud Standards, Cloud Applications, Data Security, Cloud Platforms, Application Security, Cloud Services, Cloud Deployment, Encryption, Incident Management, Security Management, Firewall, Virtual Networking, Security Controls
Build toward a degree
Beginner · Course · 1 - 3 Months