• Wikipedia’s description of HPA:  http://en.wikipedia.org/wiki/Host_protected_area 
  • Wikipedia’s description of DCO: http://en.wikipedia.org/wiki/Device_Configuration_Overlay 



Yes, BCWipe Total WipeOut can reset HPA or DCO hidden areas.
If HPA/DCO is detected, you will see the corresponding mark next to the drive:




A reboot is required to clean these areas completely.

BCWipe TWO will reboot the computer and then will start wiping automatically.

BCWipe Total WipeOut restores the original HPA  after successful wiping