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.

Skills you'll gain: Linux, Linux Administration, Malware Protection, Linux Commands, Operating System Administration, Endpoint Security, Security Awareness, Hardening, Active Directory, Security Controls, Computer Security Awareness Training, Network Administration, System Configuration, Systems Administration, Enterprise Application Management, Cloud Deployment, Multi-Factor Authentication, Windows Servers, Cloud Services, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Centers, Network Security, Network Administration, Virtualization and Virtual Machines, Network Troubleshooting, Virtual Machines, Network Monitoring, Wide Area Networks, Virtualization, Wireless Networks, Firewall, Event Monitoring, Cloud Infrastructure, Hardening, IT Security Architecture, Virtual Networking, Virtual Private Networks (VPN), Network Infrastructure, General Networking, Cloud Computing
★ 4.9 (13) · Advanced · Course · 1 - 3 Months

Fortinet, Inc.
Skills you'll gain: Network Support, Network Troubleshooting, Firewall, Network Monitoring, Technical Support and Services, Network Security, Virtual Private Networks (VPN), Lightweight Directory Access Protocols, System Monitoring, Authentications, Performance Tuning, Security Software, System Configuration, Cybersecurity, Memory Management, Malware Protection
★ 4.8 (46) · Intermediate · Course · 1 - 3 Months

Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Security Policies, Cyber Security Assessment, Risk Management Framework, Security Management, Cyber Risk, Cybersecurity, Cyber Governance, Cyber Security Strategy, Command-Line Interface
★ 4.6 (128) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Continuous Monitoring, Network Security, Network Monitoring, Proxy Servers, Intrusion Detection and Prevention, Threat Detection, Firewall, Google Cloud Platform, Infrastructure Security, Cloud Security, Network Troubleshooting, Identity and Access Management, Cyber Security Policies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, Network Security, TCP/IP, Network Protocols, Network Administration, Endpoint Security, Routing Protocols, Network Routing, Cybersecurity, Endpoint Detection and Response, Cyber Threat Intelligence, Firewall, Network Infrastructure, Network Architecture, Intrusion Detection and Prevention, Local Area Networks, General Networking, Dynamic Host Configuration Protocol (DHCP), Network Routers, Data Loss Prevention
★ 4.7 (3.5K) · Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Key Management, Security Management, Cyber Attacks, Cryptography, Cyber Security Policies, Cybersecurity, Encryption, Cyber Risk, ISO/IEC 27001, Threat Management, Risk Management Framework, Security Controls, Data Integrity
★ 4.7 (326) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon CloudWatch, Network Troubleshooting, Continuous Monitoring, Identity and Access Management, AWS Identity and Access Management (IAM), Encryption, Network Security, Event Monitoring, Amazon Web Services, Security Controls, Cloud Security, IT Security Architecture, Cryptography, Network Monitoring, Network Performance Management, Cyber Security Policies, Security Requirements Analysis, Governance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Proxy Servers, Firewall, Identity and Access Management, Network Monitoring, Cloud Security, Google Cloud Platform, Intrusion Detection and Prevention, Cyber Security Policies, Threat Detection
Intermediate · Course · 1 - 3 Months

Minnesota State University, Mankato
Skills you'll gain: Payment Processing, Payment Card Industry (PCI) Data Security Standards, Payment Systems, Credit/Debit Card Processing, Merchant Services, Cybersecurity, Disaster Recovery, Network Security, Cyber Risk, Security Awareness, Cyber Security Strategy, Information Systems Security, User Accounts, Infrastructure Security, Network Routers, Wireless Networks, System Configuration, Endpoint Security, Computer Security, Computer Security Incident Management
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Cyber Security Strategy, Security Strategy, Cybersecurity, Risk Modeling, Risk Analysis, Cyber Risk, Cyber Security Policies, Cyber Threat Intelligence, Cyber Security Assessment, Governance Risk Management and Compliance, Security Management, Crisis Management, Threat Management, Strategic Leadership, Risk Management, Risk Mitigation, Business Risk Management
★ 4.5 (10) · Beginner · Course · 1 - 3 Months