http://www.bgr.com/2011/02/10/fraunhofer-cracks-iphone-password-in-6-minutes-exposes-stored-passwords-video/
What’s the one thing that could make losing your iPhone worse? If the person who happens to find your AWOL iPhone knows exactly what they’re doing. In a two-minute video clip published by German engineering firm Fraunhofer, the company demonstrates how an iPhone’s password security can be rendered completely moot. The demonstration takes a locked, unmodified iPhone, running the latest firmware, and, with the help of jailbreaking software, gains access to all stored passwords on the device — Wi-Fi networks, saved website logins… anything stored in your keychain file....
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