A next-generation firewall or ngfw is a network security device that offers capabilities beyond traditional stateful firewalls. While traditional firewalls typically provide stateful inspection of inbound and outbound network traffic, next-generation firewalls include additional capabilities such as application detection and control, integrated attack prevention, and crowd-sourced threat intelligence. What is a Next-Generation Firewall? Traditional firewalls provide stateful inspection of network traffic. It allows or blocks traffic based on status, ports, and protocols, filtering based on rules set by the administrator. Next-generation firewalls (NGFWs) can do this and much more. In addition to access control, NGFWs can block modern threats such as advanced malware and application layer attacks. As defined by Gartner, a next-generation firewall should include: Standard firewall capabilities such as stateful inspection Integrated intrusion prevention A...