Cybersecurity Glossary: Terms Explained in Plain English | TecnetOne

What Is Network Security? Definition | TecnetOne Glossary

Written by Tecnet One | Oct 7, 2026, 5:39:07 PM

Network security is the set of controls that protect a company's communications infrastructure and the traffic that flows through it, so only authorized users and devices reach each resource. It includes firewalls, segmentation, VPN or ZTNA, network access control, Wi-Fi protection and traffic monitoring.

How TecnetOne handles it: Managed Firewall

network protection, perimeter security, network defense