Re: LABEL's

From: Matthew Flaschen <matthew.flaschen@xxxxxxxxxx>
Date: Thu, 30 Aug 2007 21:27:52 -0400

Jacques B. wrote:

Your second part is incorrect. It does not matter if there is a file
system or not (ANY file system) when copying from device/partition to
device/partition (i.e. if=/dev/???? and of=/dev/????). dd OVERWRITES
EVERYTHING.

No. It will only overwrite the number of bytes that are copied. Bytes
after that will be ignored. Thus, it's better to zero the partition first.

Matt Flaschen

--
fedora-list mailing list
fedora-list@xxxxxxxxxx
To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list

Follow-Ups:
- Re: LABEL's
  - From: Jacques B.

References:
- LABEL's
  - From: Karl Larsen
- Re: LABEL's
  - From: Jacques B.

Prev by Date: Re: LABEL's
Next by Date: Re: LABEL's
Previous by thread: Re: LABEL's
Next by thread: Re: LABEL's
Index(es):
- Date
- Thread

Relevant Pages

Re: *nix data wipe tools
... >file system to destroy the contents of a file. ... >that overwrite
requests will actually overwrite the intended bits. ... encounter; flash memory devices,
e.g., only pretend to be an array of bytes; ... Personally I prefer a "lose key, lose data" approach
to secure erase; ... (Bugtraq)
Re: LABELs
... system or not (ANY file system) when copying from device/partition to ... It
will only overwrite the number of bytes that are copied. ... Correct that if you are copying
10 gigs onto 30 gigs that it will only ... (Fedora)
Re: Help with (relatively) securely deleting files?
... Would that not overwrite the blocks ... :This depends on the file system.
... :areas, which aren't available for dd, except for the file tail. ... would not
be touched by your 'dd' command. ... (comp.security.unix)
Re: How to get fullpathname form MFT
... so CreateFile() fails ... but I can overwrite a.exe file by write sector.
... and most likely damage the file system. ... (microsoft.public.win32.programmer.kernel)
Re: Why mv have no -R
... 'mv' does not really move data(in one file system), it just renames ...
if file2 already exists, ... So, in most cases, you will overwrite ... (comp.unix.shell)