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.

New York University
Skills you'll gain: Network Security, Firewall, IT Security Architecture, Distributed Denial-Of-Service (DDoS) Attacks, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Cyber Attacks, Security Controls, Enterprise Security, Network Protocols, Proxy Servers
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Expense Management, Accounting Software, Inventory Management, Small Business Accounting, Accounts Payable, Inventory Control, Accounting and Finance Software, Accounting Records, Payment Processing, Project Accounting, Invoicing, Payroll Processing, Vendor Management, Accounting, Cloud Security, Data Security, Order Processing, Purchasing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Exploit development, Vulnerability Scanning, Exploitation techniques, Security Testing, Vulnerability Assessments, Hardening, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
Intermediate · Course · 1 - 4 Weeks

Check Point Software Technologies Ltd.
Skills you'll gain: Command-Line Interface, Firewall, System Configuration, Security Management, Network Security, Network Administration, Network Monitoring, Virtualization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Open Web Application Security Project (OWASP), CI/CD, Application Deployment, DevOps, Continuous Integration, Ansible, Docker (Software), Continuous Deployment, Cloud Infrastructure, Infrastructure Security, IT Automation, Infrastructure As A Service (IaaS), Application Security, Containerization, Bash (Scripting Language), Continuous Delivery, Devops Tools, Load Balancing, Web Applications
Intermediate · 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: Firewall, Network Security, Linux, Linux Administration, Security Controls, Hardening, Ubuntu, Linux Commands, File Management, Authorization (Computing), File Systems, System Configuration, Endpoint Security, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, Role-Based Access Control (RBAC), Google Cloud Platform, Cloud-Based Integration, Identity and Access Management, Key Management, Cyber Security Policies, Load Balancing, Web Applications, Mobile Development
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Services, Cloud Computing, Cloud Platforms, Cloud Computing Architecture, Cloud Management, Cloud-Native Computing, Cloud Applications, Cloud Deployment, Disaster Recovery, Virtual Networking, DevOps, Virtualization, Software Development, Infrastructure Architecture, Cloud Storage, Cloud Security, CI/CD, Business Continuity Planning
Build toward a degree
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Services, Cloud Management, Cloud Computing, Cloud Platforms, Disaster Recovery, Cloud Computing Architecture, IT Infrastructure, Cloud Deployment, DevOps, Cloud-Native Computing, Amazon Web Services, Infrastructure Architecture, Virtual Networking, Virtualization, CI/CD, Cloud Applications, Serverless Computing, Cloud Storage
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Management, Identity and Access Management, IT Security Architecture, Incident Response, Security Controls, Threat Management, Computer Security Incident Management, Vulnerability Assessments, Cloud Computing Architecture, Incident Management, Endpoint Detection and Response, Cloud Computing, Event Monitoring, Cybersecurity, Network Administration, Security Management, Data Security, User Provisioning, Mobile Security, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireless Networks, Virtualization and Virtual Machines, Network Administration, Virtual Machines, General Networking, Virtualization, Computing Platforms, Cloud Hosting, Network Troubleshooting, Network Support, Network Security, Cloud Computing, Security Controls, Computer Networking, Networking Hardware, Virtual Private Networks (VPN), Mobile Security, Telecommunications, Network Architecture, Local Area Networks
Intermediate · Course · 1 - 3 Months