"I don't think any of us [developers] have ever seen encryption implemented so poorly before, which is why it's hard to describe why it's such a big threat to security," Jonathan Zdziarski told Wired.
With physical access to an iPhone 3GS and some free software, data can be extracted within two minutes and an image of the entire raw disk in about 45 minutes, he said. The iPhone decrypts the data on its own once the extraction has begun, Zdziarski explained in a video demonstration.
Apple has been touting the encryption and other features to entice corporate users to the device.
Nearly 20 percent of Fortune 100 companies have purchased 10,000 or more iPhones per company, the company said on its financial results conference call on Tuesday.
This article was originally published on CNET News.