[CTS] Re: FDisk
- From: "Russ Blakeman" <rhb57@xxxxxxxxxx>
- To: <computertalkshop@xxxxxxxxxxxxx>
- Date: Sun, 1 Feb 2004 17:10:20 -0600
Witht he size of present disks and the time needed to go the government
standard for erasing they merely destroy the drive physically anymore,
especially if classified data is on the drive and the machie was setup for
use in Tempest
> -----Original Message-----
> From: computertalkshop-bounce@xxxxxxxxxxxxx
> [mailto:computertalkshop-bounce@xxxxxxxxxxxxx]On Behalf Of Vernon
> Balbert
> Sent: Sunday, February 01, 2004 3:53 PM
> To: computertalkshop@xxxxxxxxxxxxx
> Subject: [CTS] Re: FDisk
>
>
> Yep, FDISK and formatting a drive do not affect the data areas of
> the drive.
> That's why Unformat from older versions of Norton Utilities
> worked so well.
> I can't count how many drives I resurrected using that tool.
>
> The only sure way to get rid of data on a drive is to wipe it.
> Disk wipers
> are common and you can probably even find one that's free.
>
> Depending on your paranoia you may want to have something that
> does multiple
> passes. With the right equipment and enough tenacity, it's possible to
> recover a substantial portion of data on a drive that has been wiped with
> just one pass. Your average identity thief isn't going to go through this
> kind of effort, but if you have confidential information that's worth this
> kind of effort, then you'll need to do multiple passes.
>
> The U.S. government requires a specific three pass system to wipe a disk.
> The first wipes the disk by writing 1's to all the bits, the
> second with 0's
> to all the bits (or it may be the other way around) and the third writes a
> random pattern.
>
> Wiping a disk with one pass can take a long time, especially with larger
> drives.
>
> Vern
>
> ----- Original Message -----
> From: <Cuffy10@xxxxxxx>
>
> I'm getting a little suspicious about the information you get on these
> lists.
> Below is an excerpt from the PDF on KillDisk.......
> According to them FDisk doesn't do any of the things that were
> posted to the
> list about fixing your PC. Leastwise it didn't do anything for mine ?
>
>
> "Removal of confidential personal information or company trade secrets in
> the
> past might have used the format command or the DOS fdisk command.
> Ordinarily, using these procedures gives users a sense of confidence that
> the
> data has been completely removed.
> The format utility actually creates new FAT and ROOT tables, leaving all
> previous data on the disk untouched.
> fdisk merely cleans the Partition Table (located in the drive's first
> sector)
> and
> does not touch anything else.
> When you use Active@ KillDisk, you can scan drives and view all files on
> them - including files that have been deleted using the Microsoft DOS del
> command."
>
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