General Dynamics C4 Systems

General Dynamics C4 Systems designs and develops high-assurance wireless and wireline secure communication solutions for GSM, CDMA, ISDN, PSTN, VoIP and satellite networks. The TalkSECURE™ Wireless/Wireline communication products offer end-to-end voice and data encryption. Products are easy to use and provide high voice quality for desktop and on-the-move communications between first responders and local, state and federal law enforcement agencies. TalkSECURE products are secured with the AES encryption algorithm to protect Sensitive But Unclassified (SBU) communications.