Are next-generation firewalls legacy technology?
Network World
MAY 5, 2017
A few years ago, next-generation firewalls (NGFWs) came out of nowhere to become a network security staple. These devices combined traditional L3/L4 packet filtering with deep packet inspection, IPS, and other network security services along with knowledge about users and applications. Cryptzone, Google BeyondTrust, Vidder, etc.)
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