However, as long as your drive doesn't contain national security information, you should feel very comfortable using any one of these programs to erase a hard drive.
Otú ọ dị, ọ bụrụhaala na ụgbọala gị enweghị ozi nchebe mba, ị ga-enwe mmetụta nke ọma site na iji nke ọ bụla n'ime mmemme ndị a ka ihichapu diski ike.