 AirPort and AirPort Extreme support a variety of security technologies to prevent eavesdropping and unauthorized network access, including several forms of cryptography.The original graphite AirPort base station used 40-bit Wired Equivalent Privacy (WEP).The second-generation model (known as Dual Ethernet or Snow) AirPort base station, like most other Wi-Fi products, used 40-bit or 128-bit Wired Equivalent Privacy (WEP).