Hello Dan, You can use Disk Utility built into the Apple OS and select wipe the drive 35 times option. Hope this helps, Bruce Ryan Nakamura On Feb 27, 2010, at 10:02 AM, dapper dan wrote: > i have two older mac powerbooks and i am going to sell them.what do > you recommend i do in terms of wiping clean info ie: stuff to do > for security so the next person does not get valuable info i might > have neglected? > > thanx much > dan > > Hotmail: Trusted email with Microsoft’s powerful SPAM protection. > Sign up now. > _______________________________________________ > G4 mailing list > G4 at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/g4 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listserver.themacintoshguy.com/pipermail/g4/attachments/20100227/cfb0acda/attachment.htm>