Bastille | 10,851 followers on LinkedIn. Wireless Airspace Defense | Bastille is the leader in wireless threat intelligence through software-defined radio.  Bastille enables enterprise security teams to assess and mitigate the risk associated with the growing number of Cellular, RF and Wireless threats. Bastille’s patented software and security sensors bring visibility to devices emitting radio signals (Wi-Fi, Cellular, Bluetooth, BLE, Wireless dongles and other IoT communications) in your organization’s airspace.