Source: ZDNet UK
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Phil Zimmermann gave free email encryption to the world more than a decade ago in the form of software called Pretty Good Privacy.
Now Zimmermann, who became an instant Internet hero in part because of a threat of federal prosecution for much of the 1990s, is trying to bring the same kind of encrypted security to Internet phone calls.
Last year,
Zimmermann announced software called
Zfone, which wraps Voice over Internet Protocol (VoIP) calls in an additional layer of security. Today, Zimmermann is busy trying to convince VoIP makers to glue Zfone into their own products, and announced the first licensing deal this week.