WLAN

A WLAN is a wireless LAN using Wi-Fi standards to connect devices without cables.

Updated: 2026-03-06

Definition

Wireless LAN (WLAN) connects devices using radio instead of Ethernet cables.

Security and design focus on encryption (WPA2/WPA3), authentication, and proper coverage planning.

Key points

Wi-Fi based LAN
Security depends on proper encryption and auth
Coverage and interference matter

Common mistakes

Using weak Wi-Fi security modes (open/WEP).
No segmentation for guest networks.

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