header image
«
»
[ # ] Disk Wiping
September 27th, 2009 under Linux

I was looking for a way to wipe a whole disk. With *nix systems, this is very easy. Simply make use of

Click to toggle codeblock
1

dd
dd
. So to wipe
Click to toggle codeblock
1

/dev/sda
/dev/sda
execute

Click to toggle codeblock
1

dd if=/dev/zero of=/dev/sda bs=1m
dd if=/dev/zero of=/dev/sda bs=1m

Well, it’s not DOD clean but enough for my data. To overwrite a drive with random data to wipe the drive more securely

Click to toggle codeblock
1

/dev/urandom
/dev/urandom
or
Click to toggle codeblock
1

/dev/random
/dev/random
can be used for the input file.