PGP will 'wipe' free areas of disk where old data may be recoverable. It has
the advantage of being free and, of course, you get all the other desktop
security goodies (encryption of email, files etc) thrown in.
See www.pgpi.com for the latest international version.
Mike Taylor
--------------------------------------------
Mike Taylor
INTRA Project Manager
Room LG26, John Owens Building
The University of Manchester
Manchester M13 9PL
t: 0161 275 7330
f: 0161 275 7122
e: [log in to unmask]
--------------------------------------------
> -----Original Message-----
> From: [log in to unmask]
> [mailto:[log in to unmask]]On Behalf Of Walshe, Pat
> Sent: 10 February 2000 09:40
> To: [log in to unmask]
> Subject: RE: Erasing data off disks
>
>
> 'Shredder' is available via www.tucows.com. The programme is widely
> accepted as an effective means of destroying data (cost approx $30).
> Alternatively you could purchase a degausser and 'wipe' the hard
> disk clean
> to industrial standards (cost approx £250).
>
> Pat Walshe
>
>
>
>
> -----Original Message-----
> From: Tim Wright [mailto:[log in to unmask]]
> Sent: 10 February 2000 09:19
> To: [log in to unmask]
> Subject: Re: Erasing data off disks
>
>
> > How can hard disks be made completely unreadable short of physical
> > destruction? Does not repartitioning just destroy some areas of the
> disk?
>
> Repartitioning a disk can be done in a number of ways, some of which will
> cause areas of the disk to be unreadable via conventional means. However
> there are utilities which can look at the disk and recover information.
> Reformatting all partitions by use of the operating system
> generally causes
> the whole disk to be completely unreadable.
>
> > So to be effective would not the law have to require the electronic
> > equivalent of a paper shredder?
>
> Maybe - and they exist - simply a strong electromagnet! Exposure to such a
> device will wipe absolutely all information physically, and make it
> unrecoverable. But the cheapest, simplest and best solution to
> this problem
> is provided by software: a security disk "shredder" overwrites
> all the data
> several times with junk. This is acceptable even in military environments.
>
> Hope this helps.
>
> Tim Wright
> Information Security Manager
> Fuji Bank, London
>
>
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> --
> MCI WorldCom Year 2000 information http://www.wcom.co.uk/2000
>
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