It's no secret that Internet telephony is vulnerable to eavesdroppers, much more so than conventional phone calls. That's because IP phones aren't part of the public phone network, where tapping requires a specific, physical wire connection. Calls transmitted via a LAN, a WAN or the Internet can be easily intercepted by anyone with a protocol analyzer, simply by capturing and analyzing the voice packets.
It's no secret that Internet telephony is vulnerable to eavesdroppers, much more so than conventional phone calls. That's because IP phones aren't part of the public phone network, where tapping requires a specific, physical wire connection. Calls transmitted via a LAN, a WAN or the Internet can be easily intercepted by anyone with a protocol analyzer, simply by capturing and analyzing the voice packets.