“Zfone is PGP creator Phil Zimmermann’s latest brainchild, a
small desktop application that encrypts VoIP softphone
conversations using strong encryption and peer-to-peer
communication. Zimmermann released the first public beta last
month. While I’m intrigued by the concept, getting the application
to work is another story.“Zfone runs as a standalone app, outside of your VoIP client. To
use it, you must use a Session Initiation Protocol (SIP) softphone
that allows you to specify the port settings in accordance with
Zfone’s documentation…”
Related Story:
Wired
News: A Pretty Good Way to Foil the NSA(Apr 03, 2006)