Philip Zimmermann , the creator of PGP (pretty good privacy) which provided protection for emails has turned his hand to VoIP. He is calling it Zfone which provides protection to the VoIP call by encrypting it, however the negotiation for the crypto keys Read More...

In this episode we discuss aspects of wireless networks. Your wireless “phone” is much more than just a voice communication device. From being able to point your phone at something to find out about it, to installing personalized ring tones Read More...