A method for protecting local area networks within a selected local geographic region (e.g. office, apartment, building, coffee shop, hot-spot etc.) from wireless attacks, using a wireless sniffer apparatus. The method includes placing one or more wireless sniffer apparatus spatially to provide substantial radio coverage over at least a portion of the selected local geographic region comprising one or more local area networks. Moreover the method includes coupling one or more of the wireless sniffer apparatus to one or more of the local area networks.