People who use public WiFi to make iPhone calls or conduct video conferences take heed: It just got a lot easier to monitor your conversations in real time. At a talk scheduled for Saturday at the Toorcon hacker conference in San Diego, two security researchers plan to show the latest advances in the open-source UCSniff tool for penetrating voice-over-internet-protocol systems. With a few clicks of a mouse, they will eavesdrop on a call between two audience members using popular iPhone applications that route the calls over the conference network.

Hotspot sniffer eavesdrops on iPhone in real-time " The Register