Wireless and Mobile Device Security, 2nd Edition

Physical Security and Wireless Networks

The best way to prevent casual eavesdropping, not to mention an attacker performing a Layer 2 packet analysis of the wireless network, is to control the radiation of the RF signal outside the premises. However, this assumes that the internal network hasn’t been compromised due to a lack of security. It’s essential to treat basic physical security as the foundation of the company’s security strategy and ensure that policies are in place and enforced.

This not only includes securing physical access to the building or office but also physically securing internal systems. That means locking doors to rooms containing access switches and installing security doors (with audit logs) for data centers or network ...