There are methods to attempt recovery of data in this state. The science is called remenance recovery and involves detailed knowledge of disk geometry and microscopy. If you want a more detailed explanation go to this link (Dan Farmers page): http://www.fish.com/security/secure_del.html This paper was written in 1996 but the technology is sound. However, drive technology has advanced logarithmically since it was written. Gary Javi Polo wrote: > > What technics could be used for recovery of an HD, floppy or whatever > magnetic device from a ... let's say, completely overwritten by zeroes, or > random stuff ... :? > > I've heard that this can be done, so it's just curiosity on how could I wipe > more securely data ... I suppose that by refilling severall times the same > sectors, it does hardens the recovernig process .. :? > > Does anybody know of this? > > -- > Javi Polo - DrSlump - Registered Linux User #97502 > Proud member of the Panda Gey Community (powered by linux) > http://javipolo.ivworlds.org/ - Fidonet 2:347/1.1 > > ----------------------------------------------------------------- > This list is provided by the SecurityFocus ARIS analyzer service. > For more information on this free incident handling, management > and tracking system please see: http://aris.securityfocus.com ----------------------------------------------------------------- This list is provided by the SecurityFocus ARIS analyzer service. For more information on this free incident handling, management and tracking system please see: http://aris.securityfocus.com
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