Jason wrote:
> 
> Michael Dearman wrote:
> > A discussion at phrack on linux encrypted filesystems. Article 0x04
> > http://phrack.infonexus.com/search.phtml?view&article=p56-3
> 
> In light of the lab.attack discussed, one would need to wipe a disk
> surface a number of times with somewhat random data - furthermore, in
> a somewhat random access pattern, to maximize the chances of hitting
> all the tracking variations possible.
> 
> Is it possible to position the heads of a modern hard disc at "half
> tracks" and "quarter tracks" the way it was to position the heads of a
> floppy disk, ages ago?
>

I know not. The other article (Data Remanence: article 0x05) discusses
this topic.
Mike D.