JohnieB

One pass at disk wipe is enough so do not overdo it. As for the hard disk being damaged, this is not the case. Your hard drive will still be okay after you quit the wipe. Disk wipe is not done for performance but rather something to do with Anti forensics. Once wiped, the data becomes unrecoverable and hence if disposed you can be sure no one will acess it. Read some more information on the link below that I came accross while I was trying to answer your question. http://......