( eff | 2020. 02. 17., h - 10:46 )

Szerkesztve: 2020. 02. 17., h - 10:50

Az adatmegmaradasrol:

Finally, even when the storage media is overwritten, physical properties of the media may permit recovery of the previous contents. In most cases however, this recovery is not possible by just reading from the storage device in the usual way, but requires using laboratory techniques such as disassembling the device and directly accessing/reading from its components.

https://en.wikipedia.org/wiki/Data_remanence

Secure erase:

https://wiki.archlinux.org/index.php/Securely_wipe_disk#shred