[Need testers] Conceal: an encrypted folder manager for Linux

Kevin Dunglas dunglas at gmail.com
Fri Aug 10 11:29:58 UTC 2007

2007/8/10, Matthew Flaschen <matthew.flaschen at gatech.edu>:
> Kevin Dunglas wrote:
> > Hi,
> > a public version of my Summer of Code Project is available.
> >
> > It's a set of tools to encrypt directories on Linux and especially
> > Ubuntu. It includes:
> This may be off-topic, but your reasons for avoiding cryptsetup were not
> completely valid.  Linux is not strictly limited to 7 loopback devices.
>  As noted at http://kbase.redhat.com/faq/FAQ_80_4006.shtm , an arbitrary
> number can be created as neeeded.  Thus, an unlimited number of
> cryptsetup volumes would be possible.
> Cryptsetup volumes do have a specified size, but they can be resized
> (e.g http://www.saout.de/tikiwiki/tiki-index.php?page=ResizeLUKSPartitions).
> I'm not completely happy with EncFS as a full encryption solution
> because it leaks information (e.g. number of files, filename length,
> size of each file, permissions, etc.).  Nevertheless, it looks like
> you've made a great program, and perhaps Conceal could later be expanded
> to use other backends.
> Matt Flaschen

Thanks for the precisions about cryptsetup.
There is still one problem with it, you need to be root to mount
loopback devices.

It's possible and probably easy to write others backends for the
Python module. If you look at SVN, you can find a module using

Kévin Dunglas


More information about the ubuntu-users mailing list