Next generation firewall (NGFW) explained: What is a NGFW?
Traditional firewalls have been around for decades. But NGFWs, uninhibited by the same technology limits, take advantage of significant advancements in storage space, memory, and processing speeds. The feature set for NGFWs build upon traditional firewall features by including critical security functions like intrusion prevention, VPN, and anti-virus, and even encrypted web traffic inspection to help prevent packets containing malicious content from entering the network.