— -- The man who almost single-handedly invented desktop encryption, Phil Zimmermann, brought his new telephony-oriented encryption program to this week's Black Hat security event in Las Vegas.

Last March, Steve Jobs opened the door to iPhone VoIP applications. They had to run over WiFi and couldn't burden AT&T's cellular data network. Now just a few months after the App Store made its debut ...

VoIP, or Voice over Internet Protocol, is a method of sending audio voice signals -- or, more specifically, telephone signals -- as data packets over the Internet. By taking advantage of the different ...

The iPhone app Fring--which acts as a VoIP client for Skype and other Internet phone networks, as well as a voice and chat interface into IM networks like AIM and Yahoo--is now available for free to ...

ORLANDO -- Microsoft Corp. today drew a line in the sand for all of its VoIP and unified communications (UC) competitors, declaring that the next few years could see the demise of the PBX as ...