The TalkSECURE Wireless phone provides end-to-end high assurance secure voice and data communications for commercial GSM wireless networks operating in the 900/1800/1900 MHz bandwidths worldwide. The TalkSECURE Wireless phone can also be used as a regular wireless phone both domestically and abroad, and provides secure voice and data communications with the TalkSECURE Wireline terminal connected to an analog desktop phone. GSM (Global System for Mobile Communicacions) is leading worldwide wireless telecommunications technology. Export controls for the secure phone fall under the jurisdiction of the US Department of Commerce.