If the device is reset via the settings, the key is 'thrown away' and the data on the device can no longer be restored without the key. This is also due to the fact that every iOS device encrypts its data itself. Here's just a quick reference to one Article on, which deals with “identity theft” on the Internet.Īlthough Apple offers the option of resetting personal data and settings via iOS in order to restore the iPhone to the delivery state, the memory is not overwritten several times here. Until this is done, however, you can use special software to restore photos, messages, documents and emails and do all sorts of things with sensitive data that the previous owner certainly does not want. The data itself remains on the hard drive or in the flash memory until the file system requires the space and the corresponding locations in the memory are overwritten. This is possible because the normal deletion does not actually overwrite the data, only the management entries in the index file of the file system are removed. What many are not aware of, however, is the fact that savvy people are quite capable of restoring the supposedly deleted data from many smartphones. Most smartphone users now know that they should delete their personal data before selling their used iPhone so that they do not experience any nasty surprises.

There have been several embarrassing moments when iPhone owners have sold their old device and the new owner finds intimate photos, still receives messages from the previous owner via the messaging app or finds other sensitive data on the device. 5 Update - Query about the Mac app SafeEraser.1 Delete correctly by overwriting the memory several times.

Erase iphone to sell