The iPhone is no stranger to gaping security flaws, but this one's a doozy: You know how when you delete emails, you expect them to be, well, deleted? On iPhone 3.0, that's just not how things work. This is bad.
Noted iPhone security destroyer Jonathan Zdziarski has cracked the iPhone 3GS encryption security, which is to be expected, but the ease and speed with which he did it is worrisome. Zdziarski claims the iPhone 3GS is thus "useless" to businesses.
We knew that refurbished iPhones have their previous owner's data on it, but how do you protect yourself when Apple won't go through the trouble of wiping phones out before passing them on? By unsyncing everything, then loading it up with music and videos until the phone is full to overwrite the old data that was…