The easiest way to completely destroy data

To say that technology is really developed now, any software can easily restore some hard disk data, no matter if we directly deleted the partition or formatted the hard disk, as long as you come to a depth, you can find more or less Something back. So, what should we do so that the hard drives, USB drives, and computers we have used will not leak our information?

Not to mention that it was smashed or dismantled directly, but the second-hand accessories have to find ways to sell back to the blood, not to mention third-party software, it is a little troublesome to download and install. Here, the editor and everyone will talk about the simplest and most rude method. Use the Windows command to erase and write the disk media multiple times to ensure that the previous data cannot be retrieved.

Open a command prompt (administrator), enter

cipher /w:?

The "?" stands for the drive letter to be erased. Just look at "This Computer" or "My Computer". Then wait patiently, mainly to erase the data, three tasks will be performed in sequence: first, cover the remaining space with 0x00, then cover the remaining space with data 0xFF, and finally use random data to erase and write, as for the patient time, it depends The amount of free space on the hard disk.

Finally, we can safely use the second-hand online.