Secure delete with python
Alex Martelli
aleaxit at yahoo.com
Wed Sep 8 12:31:50 EDT 2004
Michael George Lerner <mlerner at NO.SPAMumichPLEASE.edu> wrote:
> Andrew Dalke <adalke at mindspring.com> wrote:
> > Ville Vainio wrote:
> >> Seriously? What OSen are known for [writing new content at
> > > another location of the disk]? I'd had thought that if
> >> the file size is unchanged, the data is always written over the old
> >> data...
>
> > It can even be filesystem specific. Back in the days
> > of WORM drives (do people still use those?)
>
> I know that some government agencies were still using them as recently
> as a couple of years ago .. there were some regulations that said that
> you had to keep undeletable backups of everything. I think your choice
> was basically between a warehouse full of file cabinets and a WORM
> drive or two.
...or much-cheaper CD-R (not -RW) disks...? Not sure about how well
they'll age, but they're write-once, read-many, too, and cheap (besides,
they don't cost much...;-).
Alex
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