[ClosedTalk]
[ClosedTalk]TM is a secure VoIP solution for internet talk in total privacy. [ClosedTalk]TM provides user privacy, the confidence in the Identity of your talk partner and all other benefits of a VoIP solution. All data to establish a connection and the actual voice data are transmitted in an... Features include secure registration and activation, call connection using email address instead of telephone numbers, text chat, address book, call history, and ringtone management. ... The solution incorporates top-end security technologies, such as ECC based Diffie-Hellman Key Generation Protocol...
ftp://ftp.ce-infosys.com/cei/English_ClosedTalk.exe - 7Mb - Download - Screenshot