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: Software-Defined Networking, Network Architecture, Network Engineering, Network Planning And Design, Wide Area Networks, Virtual Private Networks (VPN), Network Administration, Network Security, Network Performance Management, Firewall, Network Routing, Security Controls
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Network Security, Network Planning And Design, VPN Clients, IT Security Architecture, Network Engineering, Virtual Private Networks (VPN), Network Administration, Cyber Security Strategy, Network Architecture, Firewall, Security Controls, Remote Access Systems, Network Monitoring, Intrusion Detection and Prevention, Virtual Local Area Network (VLAN), Threat Management, Threat Detection, Continuous Monitoring, Authentications, Incident Response
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Firewall, Network Security, Virtual Networking, Cloud Security, Cloud Infrastructure, Cloud Management, Network Monitoring
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Firewall, Google Cloud Platform, Cloud Security, Infrastructure Security, Network Security, Cloud-Native Computing, Security Controls, Load Balancing, Containerization
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Firewall, Linux Administration, Authorization (Computing), Linux Servers, Security Controls, Linux, Hardening, Authentications, Network Security, Linux Commands, System Configuration, Servers, Computer Security, Server Administration, Encryption, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Cybersecurity, Cyber Attacks, Network Security, Information Systems Security, Business Continuity Planning, Cryptography, Security Architecture Review, Disaster Recovery, Business Continuity, Cyber Security Policies, Cryptographic Protocols, IT Security Architecture, Telecommunications, Network Administration, Law, Regulation, and Compliance, NIST 800-53, Infrastructure Security, Security Controls, Data Security, Governance Risk Management and Compliance
Build toward a degree
Intermediate · Course · 1 - 3 Months

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, Security Controls, Network Monitoring, Data Security, Cyber Risk
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Data Maintenance, Network Architecture, Data Storage, Network Infrastructure, Scalability, Issue Tracking, Public Cloud, Information Assurance, General Networking, Network Monitoring, Data Security, Serverless Computing, Network Planning And Design, Network Security, Data Loss Prevention, Remote Access Systems, Hybrid Cloud Computing, Dashboard Creation
Intermediate · Specialization · 1 - 3 Months

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

Skills you'll gain: Firewall, Network Security, Intrusion Detection and Prevention, Virtual Networking, Cloud Security, Infrastructure Security, Cyber Security Policies, Security Controls, Network Performance Management, Threat Detection, Google Cloud Platform, Performance Tuning
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Data Security, Network Security, Cyber Attacks, Security Testing, Digital Forensics, Infrastructure Security, Identity and Access Management, Cloud Security, Security Controls, Computer Security Awareness Training, Security Awareness, Threat Detection, Threat Management, Cyber Security Assessment, Test Tools, Firewall, OSI Models, Authentications, Encryption, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Cyber Security Assessment, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Cryptography, Intrusion Detection and Prevention, Security Awareness, Security Software, Mobile Security, Email Security, Information Assurance, Human Factors (Security)
Beginner · Course · 1 - 3 Months