MAC Filtering

MAC Filtering
Almost every wireless access point or router with security facilitated MAC Filtering. This is not actually much help to secure the communication wireless, because the MAC address is easy dispoofing or even amended. Tools ifconfig in OS Linux / Unix or a variety of network tools spt utilitis, regedit, smac, machange on the windows OS with easy to use spoofing to change or MAC address.
The author is still often find wifi in the office and even the ISP (which is usually used by the cafe-cafe), which only use MAC Filtering protection. With applications such as wardriving using kismet / aircrack or kisMAC tools, can MAC address information obtained by each client that are connected to an Access Point. After getting this information, we can connect to the Access point change the MAC in accordance with the client earlier. In the wireless network, MAC address duplication does not lead to conflict. Only need a different IP to the client before that.