Firewall courses can help you learn network security principles, configuration techniques, threat detection, and incident response strategies. You can build skills in monitoring traffic patterns, implementing access controls, and analyzing security logs. Many courses introduce tools like Cisco ASA, Palo Alto Networks firewalls, and open-source solutions such as pfSense, demonstrating how these tools are used to protect networks from unauthorized access and cyber threats.

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Incident Management, Intrusion Detection and Prevention, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Cyber Security Strategy, Security Strategy, Cloud Security, Disaster Recovery, Threat Management, Firewall, Network Security, Cybersecurity, Cloud Services, AI Security, Network Monitoring, Cloud Management
★ 4.4 (98) · Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Cryptography, Network Security, Cryptographic Protocols, OSI Models, Public Key Infrastructure, Cybersecurity, Key Management, Network Protocols, Encryption, Remote Access Systems, Firewall, Brute-force attacks, Emerging Technologies, TCP/IP, Wireless Networks, Local Area Networks, Authentications, Quantum computing
★ 4.8 (11) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Microsoft Azure, Docker (Software), YAML, Cloud-Native Computing, Containerization, Application Deployment, Cloud Security, Cloud Deployment, Security Controls, Virtual Networking, General Networking
★ 3.3 (8) · Intermediate · 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
★ 4.9 (30) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Authorization (Computing), Hardening, Data Storage, Data Security, Security Controls, Data Storage Technologies, Role-Based Access Control (RBAC), Identity and Access Management, Application Security, Information Assurance, Software Installation, Endpoint Security, Disaster Recovery, Information Systems Security, Data Management, Enterprise Security, System Configuration, Infrastructure Security, Computer Hardware
★ 4.7 (158) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Security, Role-Based Access Control (RBAC), Cybersecurity, Firewall, Network Monitoring, Authentications, Virtual Private Networks (VPN), Computer Networking, Authorization (Computing), Intrusion Detection and Prevention, Identity and Access Management, Security Controls, Encryption, Remote Access Systems, Cryptographic Protocols, Group Policy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Wide Area Networks, Network Troubleshooting, Network Monitoring, Software-Defined Networking, Network Performance Management, Firewall, Amazon Web Services, Cloud Services, Software As A Service, TCP/IP, Cloud-Based Integration, Cloud Platforms, Network Security, Performance Tuning, Multi-Cloud, Intrusion Detection and Prevention
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, General Networking, Cyber Threat Intelligence, Cyber Attacks, Endpoint Security, Infrastructure Security, Network Routing, Threat Detection, Computer Security, Network Administration, Firewall, Endpoint Detection and Response, Wireless Networks, Cloud Computing, Information Technology Infrastructure Library
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, OSI Models, Distributed Denial-Of-Service (DDoS) Attacks, Firewall, TCP/IP, Network Administration, Wireless Networks, Network Protocols, General Networking, Telecommunications, Intrusion Detection and Prevention, Network Routers, Security Controls, Identity and Access Management, Mobile Security, Authentications
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cybersecurity, Network Security, Cyber Attacks, Penetration Testing, Cyber Security Assessment, Application Security, Cyber Security Strategy, Cyber Threat Intelligence, Vulnerability Scanning, Cyber Security Policies, Security Controls, Network Monitoring, Data Security, Cyber Risk
★ 4.7 (50) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Endpoint Security, Mobile Security, Cloud Security, Application Security, Cloud Deployment, Malware Protection, Information Systems Security, Security Controls, Virtual Machines, Enterprise Application Management, Virtualization, Firewall, Virtualization and Virtual Machines, Intrusion Detection and Prevention, Containerization, User Provisioning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, Network Security, Security Controls, General Networking, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Distributed Denial-Of-Service (DDoS) Attacks, Network Infrastructure, System Configuration, Network Architecture, Intrusion Detection and Prevention, Hardening, Remote Access Systems, Authentications
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks