Re: x bit for dirs: misfeature?

Lionel Bouton
2001-11-19T22:36:35Z

vda wrote:

>On Monday 19 November 2001 14:46, Alexander Viro wrote:
>
>>On Mon, 19 Nov 2001, vda wrote:
>>
>>>[...]
>>>
>>See UNIX FAQ. Ability to read != ability to lookup.
>>
>>Trivial example: you have a directory with a bunch of subdirectories.
>>You want owners of subdirectories to see them. You don't want them
>>to _know_ about other subdirectories.
>>
>
>Security through obscurity, that is.
>

Security through obscurity is about hiding protection measures taken not
about hiding sensible data...
Hiding sensible data is the main protection measures' purpose :-)

One single example :
Would you want to publish the exhaustive list of locations were your
credit card number may be stored (even though it *should* be perfectly
secure) or keep it hiden from public eyes ?

This is mainly OT on linux-kernel now. Feel free to mail me directly for
future exchanges.