# Revision history [back]

I gave instructions on how to use dd and shred before re-reading your question.

The answer below will delete the current files on the drive not just the free space.

Do not do the below commands if you only want to wipe already deleted files.

I gave instructions on how to use dd and shred before re-reading your question.

The answer below recommending dd will delete the current files on the drive not just the free space.

Do not do the below dd commands if you only want to wipe already deleted files.

I gave instructions on how to use dd and shred before re-reading your question.

The answer from aeperezt recommending dd will delete the current files on the drive not just the free space.

Do not do use the normal dd commands command if you only want to wipe already deleted files.files. Make sure you add the of=zerofillfile portion.

I gave instructions on how to use dd and shred before re-reading your question.

The answer from aeperezt recommending dd will delete the current files on the drive not just the free space.

Do not do use the normal dd command if you only want to wipe already deleted files. Make sure you add the of=zerofillfile/zerofillfile portion.