If your hard drives are encrypted then it doesn’t delete the data, it deletes the encryption key which makes the data effectively unrecoverable, while others will take the existing ones and zeros of data and turn them all into ones, then turn them all into zeros and repeat 3 or 4 times just to be sure.
It depends on the who made it.
If your hard drives are encrypted then it doesn’t delete the data, it deletes the encryption key which makes the data effectively unrecoverable, while others will take the existing ones and zeros of data and turn them all into ones, then turn them all into zeros and repeat 3 or 4 times just to be sure.