[sclug] Clearing out file system dead space, was: I have an idea

[Ed Davies]

John Stumbles wrote:
> Ed Davies wrote:
> 
>> E.g., after working on a project under NDA or otherwise
>> handling confidential information (keys, data covered
>> by the data protection act, etc) you don't want to leave
>> any blocks from all the various edits and such on a
>> laptop which you're going to carry around.
> 
> In this instance why would you not have the laptop's disk encrypted?
> 
> (Either whole-disk encryption with truecrypt or suchlike, or $HOME 
> encrypted e.g. with encfs)
> 

Indeed, I do have the relevant projects on encrypted
partitions.  Still, it would be nice to be sure that any
files which have found their way on to my main partitions
(e.g., temporary files) which have since been deleted are
really gone.

It's not a big deal - I just thought there might, in some
cases, be an easier solution to Neil's original question.

Ed.