Benefits of Firewall Security In network security, a firewall is a system that monitors and controls inbound and outbound network traffic based on predefined security rules. Firewalls typically establishes the barrier between a trusted internal network and un-trusted external network, such as the Internet. Here in this video guide we have discussed some benefits of firewall security that it provide to your network. Other Recommended Videos Tutorials Most Common Cyber security Threats How to Protect Personal Information Online How to Secure WiFi Router for Business Network Creating a Secure Website - Best Website Security GDPR Importance and GDPR Compliance Checklist