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jacktbst

Suspended
Original poster
Mar 4, 2023
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How is it safe to buy a refurbished iPhone like from Amazon since the data from the previous owner could still be on the device and accessed by you or because the previous owner's data could become mixed in with your data or accounts, even if the device is factory reset?
 

eyoungren

macrumors Penryn
Aug 31, 2011
29,603
28,365
How is it safe to buy a refurbished iPhone like from Amazon since the data from the previous owner could still be on the device and accessed by you or because the previous owner's data could become mixed in with your data or accounts, even if the device is factory reset?
Well…the iPhone would first have to be unencrypted. Or you'd need the key to access the encryption.

Then you'd need tools to execute data recovery. This is after establishing that the device running the data recovery software can connect and talk to the iPhone.

But…

Apple devices are all encrypted. And the key to the encryption is discarded whenever the device is restored. So, even if you knew data was there and could run data recovery - you'd get gibberish, because you don't have the data encryption key. Nobody has it.

So, at this point, your question goes right out the window.
 

eyoungren

macrumors Penryn
Aug 31, 2011
29,603
28,365
And it is so easy to do only a chunk-head wouldn’t erase the device… or a thief.
And if someone bought a device like that, they'd have to defeat security to unlock it.

But let's assume that the previous owner didn't have any security at all on the device and didn't restore it before selling it. That kind of person we can all classify as dumb.

So OP's question really only holds water if the seller is that dumb.
 
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