How to format hard drive


I want to sale my hard disk but I want such a SECURE disk eraser tool through which formateed hard disk data can not be recovered by any means..

plz tell me name or give me link also if you can ..

tonnes of thanks..


^ do a DOD wipe

what it does it writes random one n zeros on ur hard disk then erases the ones and zeros and writes over them again

there are many tools available for this

this is one such tool