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.

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Services, Cloud Management, Cloud Computing, Disaster Recovery, Cloud Computing Architecture, Cloud Deployment, DevOps, Cloud-Native Computing, Virtual Networking, Virtualization, CI/CD, Cloud Applications, Serverless Computing, Cloud Security, Continuous Integration, Business Continuity Planning, Cloud Storage, Business Continuity
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, Software As A Service, Cloud-Based Integration, Network Security, Performance Tuning, Intrusion Detection and Prevention
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Inventory Management System, Tax Management, Accounting Software, Customer Relationship Management, Billing, Customer Relationship Management (CRM) Software, Small Business Accounting, Accounting and Finance Software, Accounting, Security Controls, Payroll Systems
★ 4.5 (86) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Authorization (Computing), Hardening, Data Storage, Data Security, Security Controls, Software Installation, Endpoint Security, Information Systems Security, Data Management, System Configuration, Computer Hardware
★ 4.7 (162) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Intrusion Detection and Prevention, Mobile Security, Malware Protection
Beginner · Course · 1 - 3 Months

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

University of Colorado System
Skills you'll gain: Firewall, Network Security, Intrusion Detection and Prevention, Cyber Security Policies, Linux
★ 3.9 (64) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Support, Active Directory, Network Administration, Dynamic Host Configuration Protocol (DHCP), Technical Support and Services, General Networking, Firewall, Microsoft Windows, Local Area Networks, Network Security, Network Troubleshooting, Computer Networking, Mac OS, Group Policy, User Accounts, Authorization (Computing), Multi-Factor Authentication, Cloud Storage
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Load Balancing, Virtual Networking, Google Cloud Platform, General Networking, Computer Networking, Identity and Access Management, Network Administration, Network Routing, Firewall, Network Security, Virtual Machines
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Email Security, Cybersecurity, Malware Protection, Network Security, Information Systems Security, Authentications, Risk Management, Multi-Factor Authentication, Security Software, Network Protocols, Firewall, Threat Detection, Encryption, Operating Systems, Virtual Private Networks (VPN), Data Integrity
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Order Management, Order Processing, Accounting Software, Customer Relationship Management, Inventory Management System, Customer Relationship Management (CRM) Software, Financial Reporting, Invoicing, Sales, Amazon Web Services, Data Security, Reconciliation, Customer Data Management, Accounting, Estimation, Finance
★ 4.7 (18) · Intermediate · Guided Project · Less Than 2 Hours