What Is Packet Filtering? Definition, Advantages & How It Works
eSecurity Planet
FEBRUARY 13, 2024
Packet filtering is a firewall feature that allows or drops data packets based on simple, pre-defined rules regarding IP addresses, ports, or protocols. Once a type of firewall, packet filtering now provides a fundamental feature of nearly all firewalls and some network equipment (routers, smart switches, etc.).
Let's personalize your content