HANOVER, Germany--Wish you had one of those spy-movie scramblers the president uses to to keep snoopers from tapping into his calls?
At the CeBIT show here, Secusmart debuted a microSD card with a built-in processor that lets people do just that with ordinary smartphones. It plugs into phones with a microSD slot--yes, that means no iPhones--then encrypts voice and SMS communications.
The technology uses VoIP (voice over Internet Protocol) to actually place the calls, which means it needs 3G or Wi-Fi connections, said Hans-Christoph Quelle, a managing director at the German company. With that connection, it provides real-time, full-duplex communications--in … Read more