Two hackers have created a tool that they claim can bypass Apple's 'Activation Lock.' It's called 'doulCi, and it uses a man-in-the-middle attack to intercept users' Apple ID credentials as well as unlock devices disabled by the highly-lauded security feature.
The hack utilizes a vulnerability in iTunes for Windows that has to do with verifying security certificates. And apparently, all you have to do to get it to work is plug in the device to a computer, and alter a file, directing it to an alternate server instead of iCloud...