Glossary

The Complete Glossary of Networking, Cybersecurity, and Cyberwarfare Terms

443 plain-English definitions, from 3G to zero-day exploits. Each term explains how it works, why it matters, and where ZeroTier fits.

Next-Generation Firewall (NGFW)

Definition

A security device that combines traditional firewall features with advanced capabilities like deep packet inspection, intrusion prevention, and application awareness